1.The Relation of Zonulin and Intestinal Fatty Acid-binding Protein with Cognitive Functions in Patients with Bipolar Disorder
Fatma Büşra Parlakkaya YILDIZ ; Ayşe Kurtulmuş ÇALIŞ ; Tezer KILIÇARSLAN ; Eray Metin GÜLER ; Muhammed Emin BOYLU ; Hifa Gülru ÇAĞLAR ; Ayşegül YABACI ; İsmet KIRPINAR ; Ahmet ÖZTÜRK
Clinical Psychopharmacology and Neuroscience 2026;24(1):118-128
Objective:
This study aimed to investigate the relationship between zonulin and intestinal fatty acid-binding protein (I-FABP), biomarkers of intestinal permeability, and cognitive functions in patients with bipolar disorder (BD) compared to healthy controls (HCs).
Methods:
The study included 40 individuals diagnosed with BD and HCs. Cognitive functions were evaluated using the Stroop Test, Trail Making Test, Öktem Verbal Memory Processes Test, Wisconsin Card Sorting Test, and Digit Span Test. Serum zonulin and I-FABP levels were measured.
Results:
Zonulin and I-FABP levels were significantly higher in the BD group than in HCs (p < 0.001). After correction for multiple comparisons, significant associations remained between zonulin levels and cognitive performance measures, including the Stroop effect (r = 0.46, p < 0.001), delayed recall (r = −0.41, p < 0.001), and recognition performance (r = 0.42, p < 0.001). No significant correlations were found between I-FABP levels and cognitive test results.
Conclusion
The observed associations between zonulin levels and cognitive performance suggests a potential relationship of intestinal barrier integrity and gut microbiota with cognitive functions in BD. These findings should be interpreted as associative rather than causal, and future longitudinal studies are required to explore the direction of these relationships.
2.Patient-reported outcomes after hemorrhoid surgery: early results from a prospective, nationwide, real-world, cohort study on diverse approaches
Metin KEMENT ; Atıf TEKIN ; Hakan BAYSAL ; Salih TOSUN ; Orhan ALIMOĞLU ; İlker SÜCÜLLÜ ; Osman CIVIL ; Nevin SAKOĞLU ; Naciye Çiğdem ARSLAN ; Cihad TATAR ; Ali Emre NAYCI ; Aziz ARI ; Ensar ÇAKIR ; Rozan KAYA ; İlknur TURAN ; Taygun GÜLŞEN ; Serhat MERIÇ ; Erkan YAVUZ ; Nihat BUĞDAYCI ; Farid Mohamad HAMAD ; Sezai LEVENTOĞLU ; Ramazan KOZAN ; Özkan AKPINAR ; Hakan YANAR ; Fatih YANAR ; Hasan Fehmi KÜÇÜK ; Mehmet KARAHAN ; Selçuk KAYA ; Nail Can ADIGÜZEL ; Tolga ÖNDER ; İlker ABCI ; Ahmet Zeki AYDIN ; Ömer Faruk ÖZKAN ; Nurhilal KIZILTOPRAK ; Berkay ÖZCAN ; Anıl ORHAN ; Alp Ömer CANTÜRK ; Murat TAN ; Yusuf BILGIN ; Harun ÇOK ; Azamet CEZIT ; Mehmet Mahir FERSAHOĞLU ; Mustafa ÖNCEL
Annals of Coloproctology 2025;41(6):573-585
Purpose:
Real-world evidence comparing surgical techniques for symptomatic hemorrhoidal disease (HD) remains limited, despite the availability of multiple approaches. This study aimed to evaluate short-term, interim outcomes from a prospective, nationwide cohort study that compared the effectiveness of different operative techniques based on patient-reported outcome measures (PROMs) in patients with symptomatic HD.
Methods:
A prospective, nationwide cohort study was conducted at 20 tertiary care centers across Turkiye between July 2022 and July 2024. Adult patients aged 18 years or older with symptomatic HD (grades I–IV) who underwent surgery during this period were included. The choice of procedure was determined by the operating surgeon, and patients were categorized into excisional, fixative, and ablative groups according to the surgical approach used. The primary outcomes were changes in the Hemorrhoidal Disease Symptom Score, Short Health ScaleHD, visual analog scale for pain, and patient satisfaction, assessed from the preoperative period to postoperative day 7 and postoperative week 6.
Results:
The study included a total of 315 patients after excluding those who did not fulfil the inclusion criteria. Among them, 239 (78.9%) were male, with a mean age of 43.7±11.7 years. The distribution of patients across surgical groups was 207 (65.7%) in the excisional group, 30 (9.5%) in the fixative group, and 78 (24.8%) in the ablative group. All groups demonstrated significant improvements in PROM scores from preoperative to postoperative assessments. However, no statistically significant differences were observed between groups at any time point for PROM scores or for changes in PROM scores across consecutive evaluations (P≥0.05 for all comparisons). Urinary retention occurred more frequently, and hospital stays were longer in the fixative group (P=0.006 and P<0.001, respectively). The excisional group had a greater need for narcotic use and longer duration of use (P=0.003 and P<0.001, respectively).
Conclusion
This real-world cohort study shows that all 3 surgical approaches are effective for HD, providing comparable short-term symptomatic relief and patient satisfaction. These techniques appear equally valid treatment options, and the choice of procedure may best be individualized based on patient-specific characteristics and surgeon preference.Trial registration: ClinicalTrials.gov identifier: NCT05429060
3.Clinical challenges associated with the endovascular treatment of acute stroke in a patient with infective endocarditis
Emil SETTARZADE ; Ahmet PEKER ; M. Akif TOPCUOGLU ; E. Murat ARSAVA ; Metin DEMIRCIN ; Anıl ARAT
Journal of Cerebrovascular and Endovascular Neurosurgery 2020;22(3):176-181
Although stroke is common in infective endocarditis (IE), only 26 cases of thrombectomy have been reported to date for IE-related acute stroke. We report a 40-year-old man who presented with left middle cerebral artery occlusion of unknown cause. Multiple attempts of mechanical aspiration thrombectomy and stentrievers failed to recanalize the artery. Effective revascularization was eventually achieved by placing a self-expanding intracranial stent. Post-procedurally the patient was diagnosed with IE with mitral valve insufficiency, mandating emergent valvular replacement while the patient was still on tirofiban infusion. On follow-up, the patient had a modified Rankin’s score of 0, had no recurrent stroke, and the intracranial stent remained patent yet stenosed. Based on the use of a self-expanding intracranial stent in the setting of IE, we discuss the consequences of the fibrotic and inflammatory content of the embolus and the associated high risk of intracranial hemorrhage which complicates clinical decision making.
4.Aortic Flow Propagation Velocity in Patients with Familial Mediterranean Fever: an Observational Study.
Kayihan KARAMAN ; Arif ARISOY ; Aysegul ALTUNKAS ; Ertugrul ERKEN ; Ahmet DEMIRTAS ; Mustafa OZTURK ; Metin KARAYAKALI ; Safak SAHIN ; Atac CELIK
Korean Circulation Journal 2017;47(4):483-489
BACKGROUND AND OBJECTIVES: Systemic inflammation has an important role in the initiation of atherosclerosis, which is associated with arterial stiffness (AS). Aortic flow propagation velocity (APV) is a new echocardiographic parameter of aortic stiffness. The relationship between systemic inflammation and AS has not yet been described in patients with familial Mediterranean fever (FMF). We aimed to investigate the early markers of AS in patients with FMF by measuring APV and carotid intima-media thickness (CIMT). SUBJECTS AND METHODS: Sixty-one FMF patients (43 women; mean age 27.3±6.7 years) in an attack-free period and 57 healthy individuals (36 women; mean age 28.8±7.1 years) were included in this study. The individuals with atherosclerotic risk factors were excluded from the study. The flow propagation velocity of the descending aorta and CIMT were measured to assess AS. RESULTS: APV was significantly lower (60.2±16.5 vs. 89.5±11.6 cm/sec, p<0.001) and CIMT was significantly higher (0.49±0.09 vs. 0.40±0.10 mm, p<0.001) in the FMF group compared to the control group. There were significant correlations between APV and mean CIMT (r=-0.424, p<0.001), erythrocyte sedimentation rate (ESR) (r=-0.198, p=0.032), and left ventricle ejection fraction (r=0.201, p=0.029). APV and the ESR were independent predictors of FMF in logistic regression analysis (OR=-0.900, 95% CI=0.865-0.936, p<0.001 and OR=-1.078, 95% CI=1.024-1.135, p=0.004, respectively). Mean CIMT and LVEF were independent factors associated with APV in linear regression analysis (β=-0.423, p<0.001 and β=0.199, p=0.017, respectively). CONCLUSION: We demonstrated that APV was lower in FMF patients and is related to CIMT. According to our results, APV may be an independent predictor of FMF.
Aorta, Thoracic
;
Atherosclerosis
;
Blood Sedimentation
;
Carotid Intima-Media Thickness
;
Echocardiography
;
Familial Mediterranean Fever*
;
Female
;
Heart Ventricles
;
Humans
;
Inflammation
;
Linear Models
;
Logistic Models
;
Observational Study*
;
Risk Factors
;
Vascular Stiffness
5.A Retrospective Study of Congenital Cardiac Abnormality Associated with Scoliosis.
Evin BOZCALI ; Hanifi UCPUNAR ; Ahmet SEVENCAN ; Mehmet Bulent BALIOGLU ; Akif ALBAYRAK ; Veli POLAT
Asian Spine Journal 2016;10(2):226-230
STUDY DESIGN: Retrospective study. PURPOSE: To identify the incidence of congenital cardiac abnormalities in patients who had scoliosis and underwent surgical treatment for scoliosis. OVERVIEW OF LITERATURE: Congenital and idiopathic scoliosis (IS) are associated with cardiac abnormalities. We sought to establish and compare the incidence of congenital cardiac abnormalities in patients with idiopathic and congenital scoliosis (CS) who underwent surgical treatment for scoliosis. METHODS: Ninety consecutive scoliosis patients, who underwent surgical correction of scoliosis, were classified as CS (55 patients, 28 female [51%]) and IS (35 patients, 21 female [60%]). The complete data of the patients, including medical records, plain radiograph and transthoracic echocardiography were retrospectively assessed. RESULTS: We found that mitral valve prolapse was the most common cardiac abnormality in both patients with IS (nine patients, 26%) and CS (13 patients, 24%). Other congenital cardiac abnormalities were atrial septal aneurysm (23% of IS patients, 18% of CS patients), pulmonary insufficiency (20% of IS patients, 4% of CS patients), aortic insufficiency (17% of IS patients), atrial septal defect (11% of IS patients, 13% of CS patients), patent foramen ovale (15% of CS patients), dextrocardia (4% of CS patients), bicuspid aortic valve (3% of IS patients), aortic stenosis (2% of CS patients), ventricular septal defect (2% of CS patients), and cardiomyopathy (2% of CS patients). CONCLUSIONS: We determined the increased incidence of congenital cardiac abnormalities among patients with congenital and IS. Mitral valve prolapse appeared to be the most prevalent congenital cardiac abnormality in both groups.
Aneurysm
;
Aortic Valve
;
Aortic Valve Stenosis
;
Bicuspid
;
Cardiomyopathies
;
Dextrocardia
;
Echocardiography
;
Female
;
Foramen Ovale, Patent
;
Heart Septal Defects, Atrial
;
Heart Septal Defects, Ventricular
;
Humans
;
Incidence
;
Medical Records
;
Mitral Valve Prolapse
;
Retrospective Studies*
;
Scoliosis*
6.A Retrospective Study of Congenital Cardiac Abnormality Associated with Scoliosis.
Evin BOZCALI ; Hanifi UCPUNAR ; Ahmet SEVENCAN ; Mehmet Bulent BALIOGLU ; Akif ALBAYRAK ; Veli POLAT
Asian Spine Journal 2016;10(2):226-230
STUDY DESIGN: Retrospective study. PURPOSE: To identify the incidence of congenital cardiac abnormalities in patients who had scoliosis and underwent surgical treatment for scoliosis. OVERVIEW OF LITERATURE: Congenital and idiopathic scoliosis (IS) are associated with cardiac abnormalities. We sought to establish and compare the incidence of congenital cardiac abnormalities in patients with idiopathic and congenital scoliosis (CS) who underwent surgical treatment for scoliosis. METHODS: Ninety consecutive scoliosis patients, who underwent surgical correction of scoliosis, were classified as CS (55 patients, 28 female [51%]) and IS (35 patients, 21 female [60%]). The complete data of the patients, including medical records, plain radiograph and transthoracic echocardiography were retrospectively assessed. RESULTS: We found that mitral valve prolapse was the most common cardiac abnormality in both patients with IS (nine patients, 26%) and CS (13 patients, 24%). Other congenital cardiac abnormalities were atrial septal aneurysm (23% of IS patients, 18% of CS patients), pulmonary insufficiency (20% of IS patients, 4% of CS patients), aortic insufficiency (17% of IS patients), atrial septal defect (11% of IS patients, 13% of CS patients), patent foramen ovale (15% of CS patients), dextrocardia (4% of CS patients), bicuspid aortic valve (3% of IS patients), aortic stenosis (2% of CS patients), ventricular septal defect (2% of CS patients), and cardiomyopathy (2% of CS patients). CONCLUSIONS: We determined the increased incidence of congenital cardiac abnormalities among patients with congenital and IS. Mitral valve prolapse appeared to be the most prevalent congenital cardiac abnormality in both groups.
Aneurysm
;
Aortic Valve
;
Aortic Valve Stenosis
;
Bicuspid
;
Cardiomyopathies
;
Dextrocardia
;
Echocardiography
;
Female
;
Foramen Ovale, Patent
;
Heart Septal Defects, Atrial
;
Heart Septal Defects, Ventricular
;
Humans
;
Incidence
;
Medical Records
;
Mitral Valve Prolapse
;
Retrospective Studies*
;
Scoliosis*
7.Intussusception: As the Cause of Mechanical Bowel Obstruction in Adults.
Murat CAKIR ; Ahmet TEKIN ; Tevfik KUCUKKARTALLAR ; Metin BELVIRANLI ; Ebubekir GUNDES ; Yahya PAKSOY
The Korean Journal of Gastroenterology 2013;61(1):17-21
BACKGROUND/AIMS: Intussusception in adults is rarely seen and causes misdiagnosis due to its appearance with various clinical findings. The cause of intussusception in adults is frequently organic lesions. In this study, the underlying etiologic factors, diagnostic methods and alternative methods of treatment are discussed in the light of the literature. METHODS: In this study, a retrospective evaluation was performed on 47 cases with the diagnoses of intussusception, who were operated on for bowel obstruction between 1990-2011 in Department of Surgery of Necmettin Erbakan University Meram Medical Faculty. Data related to presentation, diagnosis, treatment and pathology were analyzed. RESULTS: Twenty-four of the patients (51%) were female, and 23 were male (49%). Mean age (year) was 49 (range: 23-78) in female group, and 50 (range: 17-72) in male group. All patients presented mechanical bowel obstruction findings and underwent operation. Intussusception was caused by benign and malignant tumors in 38 patients, and other reasons in 3 cases. No reason could be determined in the other 6 cases. Only small intestine resection was applied in 29 cases, and large intestine resection was also applied in 17 cases. Reduction and fixation surgery was performed in one patient. No postoperative mortality was observed. CONCLUSIONS: Adult intussusception remains a rare cause of abdominal pain. Diagnosis of intussusception in adults is still difficult. Main treatment was surgical in most cases.
Adolescent
;
Adult
;
Aged
;
Colonoscopy
;
Female
;
Humans
;
Intestinal Neoplasms/complications/diagnosis
;
Intestinal Obstruction/*diagnosis/etiology/surgery
;
Intussusception/*diagnosis/surgery/ultrasonography
;
Magnetic Resonance Imaging
;
Male
;
Middle Aged
;
Retrospective Studies
;
Tomography, X-Ray Computed
;
Young Adult
8.Total Serum Oxidant/Antioxidant Status and Arylesterase Activity in Recurrent Aphthous Stomatitis.
Gulsen AKOGLU ; Ahmet METIN ; Fadime KILINC ; Suzan Demir PEKTAS ; Semra ISIKOGLU ; Ayse AKBAS ; Sertac SENER
Annals of Dermatology 2013;25(3):273-277
BACKGROUND: Recurrent aphthous stomatitis (RAS) is a chronic relapsing inflammatory disorder of the oral mucosa with unknown etiology. Oxidative stress (OS) is suggested to play a main role in the etiopathogenesis in RAS. OBJECTIVE: In this study, we hypothesize that a systemic OS is present in patients with RAS. METHODS: Forty-four patients with active RAS lesions and 38 healthy controls were being included in the study. Serum total oxidant status (TOS), total antioxidant status (TAS), oxidative stress index (OSI), and paraoxonase 1 arylesterase (ARES) activity were being determined. RESULTS: RAS patients had significantly lower TAS levels and higher TOS and OSI values than controls. The patients had a lower ARES activity when compared to healthy controls. No correlations were observed between OS parameters and age, gender, duration of disease or frequency of RAS attacks per month. CONCLUSION: A systemic OS is determined with an imbalance in oxidant/antioxidant status and lower ARES activity in RAS. Systemic OS may have an important role in the pathogenesis of RAS formation.
Aryldialkylphosphatase
;
Carboxylic Ester Hydrolases
;
Humans
;
Mouth Mucosa
;
Oxidative Stress
;
Stomatitis, Aphthous
9.Total Serum Oxidant/Antioxidant Status and Arylesterase Activity in Recurrent Aphthous Stomatitis.
Gulsen AKOGLU ; Ahmet METIN ; Fadime KILINC ; Suzan Demir PEKTAS ; Semra ISIKOGLU ; Ayse AKBAS ; Sertac SENER
Annals of Dermatology 2013;25(3):273-277
BACKGROUND: Recurrent aphthous stomatitis (RAS) is a chronic relapsing inflammatory disorder of the oral mucosa with unknown etiology. Oxidative stress (OS) is suggested to play a main role in the etiopathogenesis in RAS. OBJECTIVE: In this study, we hypothesize that a systemic OS is present in patients with RAS. METHODS: Forty-four patients with active RAS lesions and 38 healthy controls were being included in the study. Serum total oxidant status (TOS), total antioxidant status (TAS), oxidative stress index (OSI), and paraoxonase 1 arylesterase (ARES) activity were being determined. RESULTS: RAS patients had significantly lower TAS levels and higher TOS and OSI values than controls. The patients had a lower ARES activity when compared to healthy controls. No correlations were observed between OS parameters and age, gender, duration of disease or frequency of RAS attacks per month. CONCLUSION: A systemic OS is determined with an imbalance in oxidant/antioxidant status and lower ARES activity in RAS. Systemic OS may have an important role in the pathogenesis of RAS formation.
Aryldialkylphosphatase
;
Carboxylic Ester Hydrolases
;
Humans
;
Mouth Mucosa
;
Oxidative Stress
;
Stomatitis, Aphthous
10.Transcatheter Closure of a Residual Patent Ductus Arteriosus After Surgical Ligation in Children.
Osman BASPINAR ; Metin KILINC ; Mehmet KERVANCIOGLU ; Ahmet IRDEM
Korean Circulation Journal 2011;41(11):654-657
BACKGROUND AND OBJECTIVES: To assess the safety and efficacy of transcatheter closure of residual ductal flow after initial surgical ligation of the arterial duct. SUBJECTS AND METHODS: Between June 2005 and December 2009, transcatheter occlusion of residual postsurgical ductus arteriosus was performed in six children. RESULTS: The mean patient age was 10+/-5.5 years; mean post-procedural time since the initial surgical closure was 6.3+/-4.5 years. The mean diameter of the patent ductus arteriosus on angiography was 1.3+/-0.5 mm (range, 0.8 to 2.4 mm). Three different types of coils were used successfully without any complications. CONCLUSION: Transcatheter occlusion of residual postsurgical arterial duct is a safe and successful procedure. However, attention should be paid due to the distorting shape of the arterial duct.
Angiography
;
Child
;
Ductus Arteriosus
;
Ductus Arteriosus, Patent
;
Humans
;
Ligation

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