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Biomedical subjects

J D Casas

Publications and source records attributed to J D Casas.

7 recordsLinked to original sources

Breast hemangioma mimicking carcinoma.

Breast hemangiomas are rare, and usually appear as well-delimited round or oval nodules at mammography. We report a case of a woman with a breast hemangioma, which mammographic features simulated malignancy, and present its pathologic correlation. Hemangiomas are benign vascular tumors that are rarely present in the breast, usually found incidentally on microscopy of biopsy material for other. They are occasionally detected by mammography, presenting as well-delimited round, lobulated nodules, sometimes with calcifications. We present the mammographic findings and pathologic correlation in a case of breast hemangioma with an atypical radiological manifestation, simulating a carcinoma. To our knowledge, this is the first reported case with these radiologic characteristics.

Journal Article↗

Colonic duplication in an adult.

A case of colonic duplication that was diagnosed radiologically in an adult is reported. A long duplicated segment below the normal transverse colon, with a wide anastomosis at the hepatic flexure level, was observed on barium enema. The rarity of this anomaly unassociated with other malformations is emphasized.

Barium Sulfate↗

Balloon catheter sphincteroplasty and biliary stone expulsion into the duodenum in patients with an indwelling T tube.

BACKGROUND: To present an alternate approach for treating residual biliary stones in patients with indwelling T tube that uses the immature tract created by the T tube to carry out both sphincteroplasty and expulsion of the calculi with the same angioplasty balloon catheter. METHODS: This technique was performed in five patients. Access to the bile duct was through an 8-Fr T tube. First a guidewire was inserted and advanced beyond the obstructing stone to the duodenal lumen. The T tube was removed over the guidewire, and a balloon catheter was introduced. Sphincteroplasty was carried out. Then the balloon was deflated and retracted to a position proximal to the stone. It was then reinflated and used to push the stone, expelling it into the duodenum. RESULTS: In all cases, all biliary stones were expelled without pain, in a single session, and with no immediate complications. All patients showed rapid clinical and analytic improvement. During clinical and echographic follow-up of 2-22 months (mean = 12.4 months), there were no complications or relapses. CONCLUSIONS: Our limited experience indicates that sphincteroplasty and expulsion of biliary stones with angioplasty balloon catheters through the T tube immature tract is a simple, safe, low-cost technique that gives good results.

Aged↗

Scrotal cystocele: US and CT findings in two cases.

Massive inguinoscrotal herniation of the bladder (i.e. scrotal cystocele) is very uncommon. We describe the ultrasonography and computed tomography features of scrotal cystocele in two patients, and review the radiologic findings of this rare entity reported in the literature.

Aged↗