A. Burak Tosun

Learn More
In this paper, we propose an automatic photo tag expansion system for the community photo collections, such as Flickr. Our aim is to suggest relevant tags for a target photograph uploaded to the system by a user, by incorporating the visual and textual cues from other related photographs. As the first step, the system requires the user to add only a few(More)
Spontaneous osteonecrosis of the navicular in the adult is known as Mueller-Weiss syndrome, which is a rare disease characterized by a collapse of the lateral portion of the tarsal navicular combined with a medial protrusion of the talar head and peri-navicular osteoarthritis. In this article, we describe a case of spontaneous osteonecrosis of tarsal(More)
AIM To determine the utility of elastosonography (ES) combined to cervical length measurement to predict preterm labor. METHODS One hundred twenty-seven women with pregnancies between 21 to 36 weeks of gestation without any risk factor for preterm labor were included in the study. All subjects underwent sonographic evaluation including fetal biometry,(More)
BACKGROUND Laparoscopic cholecystectomy is the first step treatment in cholelithiasis. The purpose of this study was to establish a radiologic view on prediction of conversion from laparoscopic cholecystectomy to open surgery. METHODS This study included 176 patients who had undergone laparoscopic cholecystectomy. Preoperative ultrasonographic findings(More)
Extrapulmonary tuberculosis has a poor reputation because of its manifestations. Diagnostic delays or misdiagnosis negatively impact treatment. It has a low incidence and can easily mimic other noninfectious abdominal diseases, which are therefore necessary in the differential diagnosis. We report a 45-year old male presenting with obstructive jaundice,(More)
Total destruction of the fourth metacarpal bone by aneurysmal bone cyst is presented. Despite the benign nature of the lesion on plain radiograms, magnetic resonance imaging (MRI) has revealed total destruction of metacarpal bone with shelling off the articular cartilages on both ends of the metacarpal. Both adjacent dorsal interosseous muscles were also(More)
OBJECTIVE Ovarian torsion is an uncommon gynecological emergency that most often affects women of reproductive age. Its signs and symptoms are similar to those of other abdominal conditions, which make its differential diagnosis challenging. Color Doppler (Doppler USG) and B-flow ultrasonography (B-flow USG) are used for the differential diagnosis of(More)
Hemoperitoneum due to nontraumatic liver rupture is rare. The most common cause of nontraumatic rupture of the liver is hepatocellular carcinoma (HCC). The other causes of nontraumatic liver ruptures are peliosis hepatis, polyarteritis nodosa, systemic lupus erythematosus, preeclampsia, metastatic carcinoma, and other primary liver tumors. In this report,(More)
AIM The aim of this study was to assess the relationship between the maternal superior mesenteric artery Doppler, pancreatic size and gestational diabetes mellitus (GDM). METHODS Two hundred and fifty-eight consecutive, pregnant women between 20 and 22 weeks of gestation underwent routine fetal anomaly screening. All subjects underwent maternal superior(More)