The relationship between oxidative stress markers and 1H-Magnetic resonance spectroscopy findings in obsessive compulsive disorder.

Introduction: The purpose of this study was to examine N-acetyl aspartate (NAA)/creatine (Cr) and glutamate, glutamine, and gamma-aminobutyric acid complex (Glx)/Cr levels in patients with obsessive compulsive disorder (OCD) and healthy controls' orbitofrontal cortex (OFC) and caudate nucleus (CN) by proton magnetic resonance spectroscopy (1H-MRS) method and to investigate their relationship with oxidative stress markers glutathione peroxidase (GPx) and superoxide dismutase (SOD).

Methods: This study included patients with OCD (n = 25) and healthy controls (n = 25) ranging in age from 18 to 65. We used the ELISA method to evaluate serum SOD and GPx levels.

Automatic detection and localization of COVID-19 pneumonia using axial computed tomography images and deep convolutional neural networks.

COVID-19 was first reported as an unknown group of pneumonia in Wuhan City, Hubei province of China in late December of 2019. The rapid increase in the number of cases diagnosed with COVID-19 and the lack of experienced radiologists can cause diagnostic errors in the interpretation of the images along with the exceptional workload occurring in this process. Therefore, the urgent development of automated diagnostic systems that can scan radiological images quickly and accurately is important in combating the pandemic.

Evaluation of the relationship between splenic iron overload and liver, heart and muscle features evident on T2*-weighted magnetic resonance imaging.

Background: Splenic iron overload is the most common clinical condition in patients with thalassemia. However, few studies of the effects of splenectomy have been published.

Objectives: To evaluate the relationship between splenic iron overload and liver, heart and muscle features visible in T2*-weighted magnetic resonance imaging, and to investigate the effects of splenectomy on these tissues in patients with beta-thalassemia major (TM).

Evaluation of Parathyroid Lesions With Point Shear Wave Elastography.

Objectives: The aim of our study was to evaluate the shear wave velocity (SWV) of parathyroid lesions by point shear wave elastography (SWE) and to compare their stiffness with that of thyroid nodules and normal thyroid parenchyma quantitatively.

Methods: Thirty-six patients considered to have parathyroid disorders by clinical and laboratory tests and scintigraphy were enrolled in the study between January 2012 and February 2015. Conventional sonography, Doppler sonography, and the Virtual Touch tissue quantification (VTQ) method of point SWE (Siemens Medical Solutions, Mountain View, CA) were conducted with a linear transducer (4-9 MHz) while the patients were in the supine position.

Evaluation of postoperative undescended testicles using point shear wave elastography in children.

Purpose: To demonstrate the difference in tissue stiffness by comparing the value of the shear wave velocity (SWV) of postoperative undescended testicles with that of normal testes.

Methods: This study included 39 patients and 30 healthy controls. US and p-SWE (VTQ) were performed using with a linear probe (4-9MHz).

An incidental case of biliary fascioliasis with subtle clinical findings: US and MRCP findings.

Background: Fascioliasis is a disease caused by the trematode Fasciola hepatica. Cholangitis is a common clinical manifestation. Although fascioliasis may show various radiological and clinical features, cases without biliary dilatation are rare.

Evaluation of serum oxidant/antioxidant balance in patients with acute stroke.

Objectives: To investigate the alterations in the oxidant-antioxidant balance in patients with acute ischaemic stroke, and to locate any correlation between oxidant/antioxidant parameters and the National Institute of Health Stroke Scale.

Methods: The case-control study was conducted at the Neurology Department of Dicle University Medical Faculty, Diyarbakir, Turkey, from June 2010 to June 2011. Blood samples were obtained from 53 patients with ischaemic stroke and 40 healthy controls without any history of ischaemic stroke or systemic disease.

Cranial magnetic resonance imaging in the staging of HER2-positive Breast Cancer Patients.

Aim: The aim of the current study was to evaluate whether early detection of brain metastases (BMs) could improve survival outcomes in human epidermal growth factor receptor 2 (HER2)-positive breast cancer patients.

Material And Methods: HER2-positive breast cancer patients without BMs who had no neurological symptoms within 12 months from diagnosis or relapse time of the disease were included in the study. The patients were distributed into 2 groups: Group 1 comprised patients without metastases; group 2 comprised patients with metastases.

Display with 64-detector MDCT angiography of cerebral vascular variations.

Purpose: The aim of this study was to assess the cerebral variations and observe their frequency in the patients who have undergone angiographies with the state of the art 64-slice multidetector computed tomography (MDCT) angiography technique due to various reasons.

Methods: 500 patients (253 women, 247 men) who had CT scan in the period of April 2008 to March 2010 at Dicle University Medicine Faculty Hospital Radiology Unit were surveyed in this study. Patients who had CT scan with brain CT angio protocol were evaluated using multiplanar, maximum intensity projection (MIP) and volume rendering (VR) images in work station.

The relationship between pneumatized middle turbinate and the anterior ethmoid roof dimensions: a radiologic study.

The development of pneumatized middle turbinate may affect anterior ethmoid roof formation. The aim of this study was to investigate the relationship between the pneumatized middle turbinate and the dimensions of the anterior skull base structures using computed tomography scans. The coronal reconstructed images of the computed tomography scans were evaluated retrospectively.

The distribution of stylohyoid chain anatomic variations by age groups and gender: an analysis using MDCT.

The aim of this study is to investigate the frequency of the SHC variations, and the distribution of the SP lengths in different age and sex groups using MDCT. MDCT scans were performed in 805 patients (401 males, 404 females). The patients were divided into six groups according to their ages.

3-T MRI of the biliary tract variations.

Purpose: The gallbladder and the biliary tract are structures in close connection with the adjacent organs and may show a number of variations and anomalies. It is therefore important for surgical purposes to know their anatomy and variations in detail. Various methods are used in the imaging of the variations of the biliary tract and its pathologies, including ultrasonography, computed tomography; direct cholangiographic methods like endoscopic retrograde cholangiopancreatography, percutaneous transhepatic cholangiography, intravenous cholangiography and T-tube cholangiography, as well as indirect methods like magnetic resonance cholangiopancreatography (MRCP) or cholescintigraphy.

Clinical and multidetector computed tomography findings of patients with median arcuate ligament syndrome.

Objectives: The present study aimed to present the clinical and multidetector computed tomography (MDCT) findings of patients who were diagnosed with the median arcuate ligament (MAL) syndrome on MDCT retrospectively.

Methods: Seven hundred forty-four patients in whom MDCT angiography was performed were retrospectively analyzed for investigating incidental MAL syndrome.

Results: Twenty-one patients were shown to have MAL syndrome.

Are Breast Masses in Teenagers Always Benign? Undifferentiated Mesenchymal Sarcoma in a 14-Year-Old Girl.

BACKGROUND: This article is concerned with the evaluation of an adolescent breast mass using imaging methods. CASE REPORT: A 14-year-old girl presented with progressive asymmetric enlargement of the left breast. She had felt a breast lump about 4 months earlier, and over the last 2 months it had been growing progressively.

Indirect biliary drainage as an alternative solution for biloma due to complicated biliary drainage.

Pancreas cancer has increased morbidity and mortality. It generally result in biliary obstruction which life threatening importance. Main biliary drainage method is endoscopic retrograde cholangiopancreatography.

Course anomalies of extracranial internal carotid artery and their relationship with pharyngeal wall: an evaluation with multislice CT.

Purpose: The goal of our study was to measure the prevalence of anomalies in the extracranial segment of internal carotid artery (ICA), to measure the carotid-pharyngeal distance (CPD).

Methods: Computed tomography (CT) angiography images of 607 patients were retrospectively examined. The course anomaly and CPD were obtained at different image plane.

Variations of renal artery in 820 patients using 64-detector CT-angiography.

Purpose: Renal artery variations are important for clinical reasons. The aim of this study is to determine the originating level and variations of renal arteries with 64-channel multidetector computed tomography (MDCT).

Materials And Methods: In a university hospital, 820 patients who underwent MDCT angiography of the abdominal aorta were retrospectively evaluated.

Evaluation of pulmonary vein variations and anomalies with 64 slice multi detector computed tomography.

Unlabelled: Pulmonary Veins are one of the major structures of circulation. In the last decade, pulmonary veins have been known to play an important role as the triggering focus of the electrical activity in atrial fibrillation. Primary treatment method of AF is RF ablation of the focus.

Serum levels of calcification inhibitors in patients with intracerebral hemorrhage.

The vascular calcification regulators and inflammatory markers including fetuin-A, osteopontin (OPN), and matrix Gla protein (MGP) may play an important role in the development of intracerebral hemorrhages (ICHs). So far, the relationship between these parameters and ICH has not been studied. Therefore, this study was designed to elucidate whether fetuin-A, MGP, and OPN are involved in the pathophysiology of ICH.

Cranial magnetic resonance imaging findings of nutritional vitamin B12 deficiency in 15 hypotonic infants.

Background: Nutritional vitamin B(12) deficieny is common among infants in the developing and underdeveloped countries. There is limited information concerning neuroimaging findings in infants with vitamin B(12) deficiency in the literature.

Aims: The aim of this study is to evaluate the cranial magnetic resonance imaging (MRI) changes and clinical characteristics of hypotonic infants due to vitamin B(12) deficiency.

Relationships between respiratory function disorders and serum copper levels in copper mineworkers.

The aim of this study was to investigate the respiratory function disorders that could be related to dust exposure during the production of copper mine in copper mineworkers (CMWs). The study included 75 male CMWs (mean age, 32.0 ± 7.

Diameters of the common bile duct in adults and postcholecystectomy patients: a study with 64-slice CT.

This study aims to collect data by multidetector computed tomography (MDCT) on the diameter of the normal common bile duct (CBD) and the diameter of CBD after cholecystectomy. In this retrospective study, CBD measurements were performed on axial oblique images, perpendicular to the long axis of the distal CBD. The mean diameter of the normal CBD was measured in 604 patients without cholecystectomy.