1.Hemophilia A in a Female Patient with Recurrent Vitreous Hemorrhage
Hyun Joon KIM ; Meong Sik NAM ; Hun Ku CHOO ; Soo Han KIM
Journal of the Korean Ophthalmological Society 2019;60(12):1339-1343
PURPOSE:
To report a case of recurrent intraocular hemorrhage due to type A hemophilia in a female patient without any previous medical history.CASE SUMMARY: A 51-year-old female patient without any previous medical history was referred to our clinic due to blurred vision in her left eye. Slit lamp microscopy of the anterior segment was nonspecific. Fundus examination revealed vitreous hemorrhage with retinal tear in her left eye. Vitrectomy and cataract surgery were performed. One day after surgery, hyphema and vitreous hemorrhage recurred. A coagulation disorder was suspected and further serological evaluation was conducted. Coagulation factor analyses showed that the activity of coagulation factors 8 and 12 decreased to 25% and 47%, respectively. Genetic sequence analyses were conducted, and a missense mutation of C6724G> A] was found in exon 25, and type A hemophilia was confirmed.
CONCLUSIONS
In patients who tend to show persistent bleeding even after proper treatment, hematological evaluation including coagulation factor assays, and the possibility of rare diseases such as hemophilia should be considered.
2.Routine Off-pump Total Arterial Coronary Revascularization.
Jae Won LEE ; Nam Hee PARK ; Seong Sik KANG ; Suk Jung CHOO ; Seung Jung PARK ; Seung Wook PARK ; Myeong Ki HONG ; Hyun SONG ; Meong Gun SONG
The Korean Journal of Thoracic and Cardiovascular Surgery 2003;36(5):309-315
BACKGROUND: To avoid the adverse effects of cardiopulmonary bypass and to overcome late vein graft failure, we routinely performed off-pump total arterial coronary revascularization. MATERIAL AND METHOD: From July 2000 to August 2001, 104 consecutive patients underwent first elective off-pump total arterial coronary revascularization. Both internal mammary, radial and gastroepiploic arteries were used. Sequential and composite grafts were used to achieve complete revascularization. Perioperative adverse events and postoperative angiograms were analyzed. RESULT: A total of 252 arterial conduits were used with an average of 2.47 grafts per patient. A total of 326 distal anastomosis were performed with a mean of 3.13 distal anastomosis per patient. Cross over to on-pump occurred in seven patients (6.7%). Of these 4 were due to unstable hemodynamics during lateral or posterior wall stabilization as a result of cardiomegaly and 3 were due to uncontrolled bleeding during dissection of diffusely dimunitive deeply placed intramyocardial coronary arteries. There were no opeartive deaths. Two cases of perioperative myocardial infarction and transient neurologic complications occurred, respectively. Of the 312 distal anastomoses, 308 (98.7%) were compatible with Fitz-Gibbon A or B patency grading. CONCLUSION: Off-pump total arterial coronary revascularization was technically feasible in most elective cases with satisfactory early results. However, on-pump coronary bypass surgery should be considered in difficult circumstances, such as cardiomegaly or unfavorable anatomy of the target coronary artery.
Cardiomegaly
;
Cardiopulmonary Bypass
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Coronary Artery Bypass
;
Coronary Vessels
;
Gastroepiploic Artery
;
Hemodynamics
;
Hemorrhage
;
Humans
;
Myocardial Infarction
;
Transplants
;
Veins

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