1.Lateral Ventricular Meningioma Presenting with Intraventricular Hemorrhage
Ji Soo MOON ; Seung Heon CHA ; Won Ho CHO
Brain Tumor Research and Treatment 2019;7(2):151-155
		                        		
		                        			
		                        			A 35-year-old female visited emergency department for a sudden onset of headache with vomiting after management for abortion at local department. Neurological examination revealed drowsy mentality without focal neurological deficits. CT showed 3.2×3.4 cm hyperdense intraventricular mass with intraventricular hemorrhage. The intraventricular hemorrhage was found in lateral, 3rd, and 4th ventricles. MRI showed well enhancing intraventricular mass abutting choroid plexus in the trigone of the right lateral ventricle. CT angiography showed tortuous prominent arteries from choroidal artery in tumor. Her neurological status deteriorated to stupor and contralateral hemiparesis during planned preoperative workup. Urgent transtemporal and transcortical approach with decompressive craniectomy for removal of intraventricular meningioma with hemorrhage was done. Grossly total removal of ventricular mass was achieved. Pathological finding was meningotheliomatous meningioma of World Health Organization (WHO) grade I. The patient recovered to alert mentality and no motor deficit after intensive care for increased intracranial pressure. However, visual field defect was developed due to posterior cerebral artery territory infarction. The visual deficit did not resolve during follow up period. Lateral ventricular meningioma with spontaneous intraventricular hemorrhage in pregnant woman is very uncommon. We report a surgical case of lateral ventricular meningioma with rapid neurological deterioration for intraventricular hemorrhage.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Arteries
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Choroid Plexus
		                        			;
		                        		
		                        			Critical Care
		                        			;
		                        		
		                        			Decompressive Craniectomy
		                        			;
		                        		
		                        			Emergency Service, Hospital
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Follow-Up Studies
		                        			;
		                        		
		                        			Fourth Ventricle
		                        			;
		                        		
		                        			Headache
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Infarction
		                        			;
		                        		
		                        			Intracranial Pressure
		                        			;
		                        		
		                        			Lateral Ventricles
		                        			;
		                        		
		                        			Magnetic Resonance Imaging
		                        			;
		                        		
		                        			Meningioma
		                        			;
		                        		
		                        			Neurologic Examination
		                        			;
		                        		
		                        			Paresis
		                        			;
		                        		
		                        			Posterior Cerebral Artery
		                        			;
		                        		
		                        			Pregnancy
		                        			;
		                        		
		                        			Pregnant Women
		                        			;
		                        		
		                        			Stupor
		                        			;
		                        		
		                        			Visual Fields
		                        			;
		                        		
		                        			Vomiting
		                        			;
		                        		
		                        			World Health Organization
		                        			
		                        		
		                        	
2.Hemorrhagic Moyamoya Disease : A Recent Update
Miki FUJIMURA ; Teiji TOMINAGA
Journal of Korean Neurosurgical Society 2019;62(2):136-143
		                        		
		                        			
		                        			Moyamoya disease (MMD) is a progressive cerebrovascular disease with unknown etiology, characterized by bilateral stenoocclusive changes at the terminal portion of the internal carotid artery and an abnormal vascular network formation at the base of the brain. MMD has an intrinsic nature to convert the vascular supply for the brain from internal carotid (IC) system to the external carotid (EC) system, as indicated by Suzuki’s angiographic staging. Insufficiency of this ‘IC-EC conversion system’ could result not only in cerebral ischemia, but also in intracranial hemorrhage from inadequate collateral anastomosis, both of which represent the clinical manifestation of MMD. Surgical revascularization prevents cerebral ischemic attack by improving cerebral blood flow, and recent evidence further suggests that extracranial-intracranial bypass could powerfully reduce the risk of re-bleeding in MMD patients with posterior hemorrhage, who were known to have extremely high re-bleeding risk. Although the exact mechanism underlying the hemorrhagic presentation in MMD is undetermined, most recent angiographic analysis revealed the characteristic angio-architecture related to high re-bleeding risk, such as the extension and dilatation of choroidal collaterals and posterior cerebral artery involvement. We sought to update the current management strategy for hemorrhagic MMD, including the outcome of surgical revascularization for hemorrhagic MMD in our institute. Further investigations will clarify the optimal surgical strategy to prevent hemorrhagic manifestation in patients with MMD.
		                        		
		                        		
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Brain
		                        			;
		                        		
		                        			Brain Ischemia
		                        			;
		                        		
		                        			Carotid Artery, Internal
		                        			;
		                        		
		                        			Cerebrovascular Circulation
		                        			;
		                        		
		                        			Cerebrovascular Disorders
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Dilatation
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intracranial Hemorrhages
		                        			;
		                        		
		                        			Moyamoya Disease
		                        			;
		                        		
		                        			Posterior Cerebral Artery
		                        			
		                        		
		                        	
3.Choroidal Neovascularization in a Patient with Best Disease
Jae Uk JUNG ; Yu Min KIM ; Yong Koo KANG ; Dong Ho PARK ; Jae Pil SHIN
Journal of the Korean Ophthalmological Society 2019;60(8):808-815
		                        		
		                        			
		                        			PURPOSE: To report a case of choroidal neovascularization in a Best disease patient treated with intravitreal bevacizumab injection and followed up with optical coherence tomography angiography (OCTA). CASE SUMMARY: A 20-year-old female visited our clinic with decreased visual acuity of the left eye for 6 months. On optical coherence tomography (OCT), subretinal fluid and hyperreflective subretinal clumps were observed in the macula of the right eye. Subretinal hemorrhage and subretinal fluid were observed in the left eye. Choroidal neovascularization in the left eye was observed using OCTA, fluorescein angiography, and indocyanine green angiography. A full-field electroretinogram was normal in both eyes, but an electrooculogram revealed that the Arden ratio was 1.564 in the right eye and 1.081 in the left eye. Intravitreal bevacizumab injection was performed in the left eye. At 6 months after the intravitreal injection, the best-corrected visual acuity of the left eye had recovered to 20/20. OCT revealed that subretinal fluid reduced and choroidal neovascularization was stable. After 12 months, visual acuity of the left eye was maintained at 20/20, but OCTA revealed that choroidal neovascularization had increased. CONCLUSIONS: Choroidal neovascularization associated with Best disease can improve by intravitreal bevacizumab injection, and the changes in choroidal neovascularization can be followed using OCTA.
		                        		
		                        		
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Bevacizumab
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Choroidal Neovascularization
		                        			;
		                        		
		                        			Electrooculography
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fluorescein Angiography
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Indocyanine Green
		                        			;
		                        		
		                        			Intravitreal Injections
		                        			;
		                        		
		                        			Subretinal Fluid
		                        			;
		                        		
		                        			Tomography, Optical Coherence
		                        			;
		                        		
		                        			Visual Acuity
		                        			;
		                        		
		                        			Vitelliform Macular Dystrophy
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
4.Choroidal Effusion after Consecutive General Anesthesia
Journal of the Korean Ophthalmological Society 2019;60(9):892-895
		                        		
		                        			
		                        			PURPOSE: To report a case of extensive choroidal effusion following the Valsalva maneuver under consecutive general anesthesia. CASE SUMMARY: A 41-year-old man who underwent panretinal photocoagulation with proliferative diabetic retinopathy had pars plana vitrectomy and endolaser photocoagulation under general anesthesia due to vitreous hemorrhage. Urology cooperated as the patient had hematuria; the day after the operation, he was transferred to the urology department. Two days after vitrectomy, the patient had an urgent transurethral bladder tumor resection under general anesthesia with suspicion of bladder tumor. At 6 days postoperatively, extensive choroidal effusion was observed from 8 to 10 o'clock on fundus examination and ultrasonography. On day 23 after urological surgery, the choroidal effusion had disappeared without treatment. CONCLUSIONS: Consecutive general anesthesia requires caution, as it is not only burdensome to the body as a whole but may also cause choroidal effusion in the eye.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Anesthesia, General
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Diabetic Retinopathy
		                        			;
		                        		
		                        			Hematuria
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Light Coagulation
		                        			;
		                        		
		                        			Ultrasonography
		                        			;
		                        		
		                        			Urinary Bladder Neoplasms
		                        			;
		                        		
		                        			Urology
		                        			;
		                        		
		                        			Valsalva Maneuver
		                        			;
		                        		
		                        			Vitrectomy
		                        			;
		                        		
		                        			Vitreous Hemorrhage
		                        			
		                        		
		                        	
5.A Case of Choroidal Osteoma with Subretinal Hemorrhage Improved by Intravitreal Bevacizumab and Aflibercept Injections
Charm KIM ; Kyung Seek CHOI ; Hae Jung SUN
Journal of the Korean Ophthalmological Society 2018;59(10):989-994
		                        		
		                        			
		                        			PURPOSE: To report a case of choroidal osteoma (CO) complicated by extensive subretinal hemorrhage treated with intravitreal bevacizumab and aflibercept injections. CASE SUMMARY: A 42-year-old female patient presented with decreased visual acuity and a temporal visual field defect in the left eye. The patient had a history of retinal hemorrhage in the left eye 3 years prior, which improved without any treatment. The patient's visual acuity had decreased to 0.6 at the initial visit. On fundus examination, orange-colored elevated lesions involving the superior peripapillary area with massive subretinal hemorrhage extending to the macular area were revealed. Optical coherence tomography, fluorescein angiography, and B-scan ultrasonography results indicated CO complicated by choroidal neovascularization (CNV). With multiple intravitreal injections of bevacizumab and aflibercept (bevacizumab ×1, aflibercept ×2), the patient's visual acuity improved and the CNV lesion was kept stable without recurrence as of the 1-year follow-up visit. CONCLUSIONS: Intravitreal bevacizumab and aflibercept injections can be helpful in the treatment of CO complicated by CNV, by improving visual acuity and the retinal anatomy.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Bevacizumab
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Choroidal Neovascularization
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fluorescein Angiography
		                        			;
		                        		
		                        			Follow-Up Studies
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intravitreal Injections
		                        			;
		                        		
		                        			Osteoma
		                        			;
		                        		
		                        			Recurrence
		                        			;
		                        		
		                        			Retinal Hemorrhage
		                        			;
		                        		
		                        			Retinaldehyde
		                        			;
		                        		
		                        			Tomography, Optical Coherence
		                        			;
		                        		
		                        			Ultrasonography
		                        			;
		                        		
		                        			Visual Acuity
		                        			;
		                        		
		                        			Visual Fields
		                        			
		                        		
		                        	
6.A Case of Suprachoroidal Hemorrhage after Pars Plana Vitrectomy for Rhegmatogenous Retinal Detachment
Journal of the Korean Ophthalmological Society 2018;59(11):1082-1086
		                        		
		                        			
		                        			PURPOSE: To report a case of a 60-year-old female with rhegmatogenous retinal detachment, presenting with suprachoroidal hemorrhage after vitrectomy. CASE SUMMARY: A 60-year-old woman visited our clinic complaining of floaters, flashing, and blurred vision. Best-corrected visual acuity was 0.1 in her left eye, and fundus examination of her left eye revealed macula-involved retinal detachment with a retinal break at the superotemporal quadrant. She underwent cataract surgery, 23-gauge transconjunctival sutureless vitrectomy, and 14% C3F8 gas tamponade under general anesthesia. One hour after anesthesia recovery, she suddenly complained of severe pain in her left eye. The intraocular pressure measured after removal of the pressure patch from her left eye was as high as 58 mmHg. Her ocular pain improved spontaneously within 10 minutes, and the intraocular pressure decreased to 8 mmHg. Fundus examination of her left eye revealed a reddish-brown raised lesion, suggesting suprachoroidal hemorrhage. She was placed in a prone position with a pressure patch over her left eye. Bleeding through the sclerotomy site was observed 1 day after surgery. Subsequently, hemorrhagic choroidal detachment of her left eye continued to decrease without deterioration. Three weeks after surgery, the patient received an intravitreal injection of 100% C3F8 gas into her left eye. At 3 months after surgery, best-corrected visual acuity had improved to 0.8 in her left eye, and the retina was stable. CONCLUSIONS: Suprachoroidal hemorrhage may be suspected in a patient complaining of severe ocular pain after vitrectomy.
		                        		
		                        		
		                        		
		                        			Anesthesia
		                        			;
		                        		
		                        			Anesthesia, General
		                        			;
		                        		
		                        			Cataract
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intraocular Pressure
		                        			;
		                        		
		                        			Intravitreal Injections
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Prone Position
		                        			;
		                        		
		                        			Retina
		                        			;
		                        		
		                        			Retinal Detachment
		                        			;
		                        		
		                        			Retinal Perforations
		                        			;
		                        		
		                        			Retinaldehyde
		                        			;
		                        		
		                        			Visual Acuity
		                        			;
		                        		
		                        			Vitrectomy
		                        			
		                        		
		                        	
7.Intravitreal Aflibercept Monotherapy for Treating Submacular Hemorrhage Secondary to Neovascular Age-related Macular Degeneration
Sue Hey CHAE ; Soh Eun AHN ; Hee Seong YOON
Journal of the Korean Ophthalmological Society 2018;59(5):437-443
		                        		
		                        			
		                        			PURPOSE: To evaluate the effects of intravitreal aflibercept injection in the treatment of submacular hemorrhage secondary to neovascular age-related macular degeneration (nAMD). METHODS: This retrospective, observational study included patients diagnosed with nAMD with submacular hemorrhage treated with intravitreal aflibercept monotherapy. A total of 54 eyes of 54 patients were treated with an initial series of three monthly intravitreal aflibercept injections followed by as-needed injections. At the 6 month follow-up, changes in best-corrected visual acuity (BCVA), central macular thickness (CMT), and submacular hemorrhage area (SMH) were evaluated. RESULTS: The mean preoperative BCVA was 0.79 ± 0.59 logMAR, which improved significantly to 0.53 ± 0.46 logMAR at 3 months and 0.48 ± 0.50 logMAR at 6 months (p < 0.001, in both). The CMT significantly decreased in all eyes: preoperative, 454.4 ± 131.5 µm, to 242.6 ± 39.7 µm at 6 months. The SMH was also reduced in all eyes: preoperative, 6.4 ± 4.8 disc areas (DAs) to 0.8 ± 1.4 DAs at 6 months. Ten eyes were diagnosed with typical nAMD (18.5%) and 44 eyes were diagnosed polypoidal choroidal vasculopathy (81.5%). There was no significant difference at 6 months in the visual outcomes of the subgroups. CONCLUSIONS: Intravitreal aflibercept monotherapy is well-tolerated as a treatment in maintaining or improving vision in patients with SMH secondary to nAMD.
		                        		
		                        		
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Follow-Up Studies
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Macular Degeneration
		                        			;
		                        		
		                        			Observational Study
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Visual Acuity
		                        			
		                        		
		                        	
8.A Case of Polypoidal Choroidal Vasculopathy and Serous Retinal Detachment in a Bilateral Dome-shaped Macula
Jung Hyun YOON ; Dong Ho PARK ; Jae Pil SHIN
Journal of the Korean Ophthalmological Society 2018;59(7):680-686
		                        		
		                        			
		                        			PURPOSE: To report a case of polypoidal choroidal vasculopathy in the right eye which improved after intravitreal injection of anti-vascular endothelial growth factor, and serous retinal detachment (SRD) in the left eye which improved spontaneously in a patient with a bilateral dome-shaped macula (DSM) with a tilted optic disc and inferonasal posterior staphyloma. CASE SUMMARY: A 50-year-old female visited our clinic with visual disturbance of the right eye for 5 days. A tilted optic disc with inferonasal posterior staphyloma and DSM were observed in both eyes by fundus examination and spectral domain optical coherence tomography (SD-OCT), and there was no specific finding in the left eye, but pigment epithelial detachment (PED) with subretinal hemorrhage was observed in the right eye. Polyps and branching vascular networks were found using indocyanine green angiography. We performed intravitreal C3F8 gas and aflibercept injection. After 3 months, SD-OCT of the right eye showed no subretinal hemorrhage and diminished PED. SD-OCT of the left eye showed SRD but the SRD disappeared after 1 month. SD-OCT of the left eye showed no recurrence of the SRD. CONCLUSIONS: In a patient with a tilted optic disc and dome-shaped macula, polypoidal choroidal vasculopathy and SRD may occur, so appropriate treatment will be necessary.
		                        		
		                        		
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Endothelial Growth Factors
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Indocyanine Green
		                        			;
		                        		
		                        			Intravitreal Injections
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Polyps
		                        			;
		                        		
		                        			Recurrence
		                        			;
		                        		
		                        			Retinal Detachment
		                        			;
		                        		
		                        			Retinaldehyde
		                        			;
		                        		
		                        			Tomography, Optical Coherence
		                        			
		                        		
		                        	
9.Clinical Analysis of Newly Diagnosed Diabetes Mellitus Patients by Abnormal Fundus Examination.
Hwa Su CHOI ; Sung Jin KIM ; Jong Seok PARK
Journal of the Korean Ophthalmological Society 2017;58(9):1050-1057
		                        		
		                        			
		                        			PURPOSE: To investigate the clinical analysis of newly diagnosed diabetes mellitus (NDM) patients with abnormal fundus examination at the first visit. METHODS: This retrospective study utilized the first visit medical records of 15 patients (30 eyes) who were diagnosed with NDM from February 2011 to October 2016. RESULTS: Patients were divided into 3 groups: 1) diabetic retinopathy group including proliferative diabetic retinopathy (PDR) (3) and severe non-proliferative diabetic retinopathy (NPDR) (1); 2) retinal vascular disease group including central retinal vein occlusion (CRVO) (1), branch retinal vein occlusion (1), vitreous hemorrhage with CRVO (1) and macular edema (1); and 3) other retinal disease group including vitreous hemorrhage due to choroidal neovascular rupture (1), exudative age-related macular degeneration (3), central serous chorioretinopathy (2), and macular hole (1). All 3 PDR patients had latent autoimmune diabetes in adults (type 1.5 diabetes). The remaining 12 patients had type 2 diabetes. Three patients showed mild NPDR in the opposite eye and the other 9 patients did not have diabetic retinopathy in the opposite eye. Onset age, HbA1C and proteinuria were significantly different between the diabetic retinopathy group and the other retinal disease group (p = 0.006, p = 0.012 and p = 0.006, Mann-Whitney test). CONCLUSIONS: In patients with various retinal diseases, early detection of NDM could be achieved by performing fundoscopic imaging and systemic examination as well as basic ophthalmologic examination. In addition, patients with diabetic retinopathy should be treated promptly through ophthalmology and internal medicine consultation. For the retinal vascular disease and other retinal disease groups, not only treatment for ophthalmic diseases, but also education about diabetes treatment are important.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Age of Onset
		                        			;
		                        		
		                        			Central Serous Chorioretinopathy
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Diabetes Mellitus*
		                        			;
		                        		
		                        			Diabetes Mellitus, Type 1
		                        			;
		                        		
		                        			Diabetic Retinopathy
		                        			;
		                        		
		                        			Education
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Internal Medicine
		                        			;
		                        		
		                        			Macular Degeneration
		                        			;
		                        		
		                        			Macular Edema
		                        			;
		                        		
		                        			Medical Records
		                        			;
		                        		
		                        			Ophthalmology
		                        			;
		                        		
		                        			Proteinuria
		                        			;
		                        		
		                        			Retinal Diseases
		                        			;
		                        		
		                        			Retinal Perforations
		                        			;
		                        		
		                        			Retinal Vein
		                        			;
		                        		
		                        			Retinal Vein Occlusion
		                        			;
		                        		
		                        			Retinaldehyde
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Rupture
		                        			;
		                        		
		                        			Vascular Diseases
		                        			;
		                        		
		                        			Vitreous Hemorrhage
		                        			
		                        		
		                        	
10.Multiple Subretinal and Intraretinal Hemorrhages as a First Sign of Infective Endocarditis.
Gyu Chul CHUNG ; Chang Ki YOON ; Hyun Woong KIM
Journal of the Korean Ophthalmological Society 2017;58(12):1416-1419
		                        		
		                        			
		                        			PURPOSE: To report a patient with multiple subretinal and intraretinal hemorrhages in the absence of retinal/choroidal lesions, diagnosed with infective endocarditis (IE). CASE SUMMARY: We describe the case of a 44-year-old male with an acute decrease of vision in his right eye. Ophthalmic evaluation revealed multiple subretinal and intraretinal hemorrhages, but no choroidal or other retinal lesions. A systemic examination revealed a pansystolic murmur and blood cultures with echocardiography were suggestive of IE. CONCLUSIONS: Thorough systemic evaluations are important when patients present with subretinal and intraretinal hemorrhages in the absence of other retinal/choroidal lesions.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Choroid
		                        			;
		                        		
		                        			Echocardiography
		                        			;
		                        		
		                        			Endocarditis*
		                        			;
		                        		
		                        			Hemorrhage*
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Retinal Hemorrhage
		                        			;
		                        		
		                        			Retinaldehyde
		                        			
		                        		
		                        	
            
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