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Biomedical subjects

A Kantor

Publications and source records attributed to A Kantor.

30 records · Page 2Linked to original sources

The role of interventional radiology in the management of genitourinary trauma.

The role of the radiologist in the management of urologic disease has changed dramatically in the last 10 years with the introduction of new imaging methods and the evolution of the angiographic catheter into a therapeutic instrument. The authors review the diagnostic options in genitourinary trauma, the indications for and techniques of transcatheter arterial embolization for renal and other retroperitoneal hemorrhage, and nonvascular interventions such as antegrade nephrostomy, stenting of urethral disruptions, percutaneous bladder drainage, and drainage of abscesses, hematomas, and urinomas.

Embolization, Therapeutic↗

Percutaneous insertion of the Kimray-Greenfield filter: incidence of femoral vein thrombosis.

Venograms were obtained in 17 patients 5-8 days after percutaneous dilatation of the common femoral vein for insertion of the Kimray-Greenfield inferior vena cava filter. The venograms showed thrombosis of the common femoral vein in seven (41%) of the 17 patients, four of whom were symptomatic. Common femoral vein thrombosis can have serious clinical sequelae. The possibility of this complication should be considered before inserting the filter percutaneously via the femoral vein.

Femoral Vein↗

Bladder cancer risk and pipes, cigars, and smokeless tobacco.

Interview data from 2982 patients with bladder cancer and 5782 controls selected from the general population were used to assess the effects of non-cigarette tobacco use on bladder cancer risk. Compared to men who had never smoked, those who had smoked pipes but not cigars or cigarettes had a relative risk estimated at 1.23 (95% confidence interval [CI] = 0.75-2.00). Those who smoked cigars but not pipes or cigarettes were estimated to have a relative risk of 1.33 (95% CI = 0.92-1.94). Little evidence of dose response was observed. The excess relative risk to pipe smokers was limited to those who inhaled deeply.

Adult↗

Ectopic supernumerary kidney: another cause of a pelvic mass.

Ectopic supernumerary pelvic kidney is a rare cause of a pelvic mass in the adolescent populations. We present a case of an ectopic supernumerary pelvic kidney, found incidentally, on a computed axial tomographic (CT) examination.

Adolescent↗

Epidemic AIDS-related Kaposi's sarcoma in southern Africa: experience at the Johannesburg General Hospital (1980-1990).

Epidemic acquired immune deficiency syndrome-related Kaposi's sarcoma (AKS) in tropical and southern Africa is a highly varied neoplastic disease, characterized by multifocal mucocutaneous, lymphatic and visceral involvement. It follows a clinical course similar to AKS in Europe and the USA. However, lack of adequate medical facilities in many African countries hampers successful palliation of this fatal disease. In this retrospective analysis, we summarize our experience with 52 patients with AKS treated at Johannesburg General Hospital, South Africa, between 1980 and 1990. Radiation therapy can provide good to excellent palliation with only minimal side-effects, producing a lesser impact on the haematological and immunological system than chemotherapy.

Acquired Immunodeficiency Syndrome↗

CT findings in pediatric gastrointestinal ascariasis.

We present a case of a 9-yr-old child with gastrointestinal ascariasis. Computed tomography of the abdomen demonstrates the Ascaris roundworms as cylindrical filling defects within contrast filled bowel loops. In addition, the intestinal tract of the roundworm itself is seen as a thin thread of oral contrast within the tubular filling defect. To our knowledge, this is the first reported description of the CT findings of intestinal ascariasis in a pediatric patient.

Abdominal Pain↗

Malrotation of the bowel: malalignment of the superior mesenteric artery-vein complex shown by CT and MR.

A malposition of the superior mesenteric vein on cross-sectional imaging was seen in four adult patients with malrotation of the bowel and is diagnostic of this entity. This sign should be looked for on CT or magnetic resonance to explain ill defined symptomatology and to define who may be at risk for future complications. We also define a "pseudo-superior mesenteric artery-vein sign" due to mass displacement of the pancreas, which must be distinguished from true malrotation.

Adult↗