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Biomedical subjects

S P Byotra

Publications and source records attributed to S P Byotra.

13 recordsLinked to original sources

Pulmonary arteriovenous fistula presenting as multiple brain abscess.

Pulmonary arteriovenous fisula is a rare condition in which there is abnormal connection between pulmonary arteries and veins. We describe this condition is an 18-year-old male who presented with cyanosis, clubbing, polycythemia and multiple brain abscesses. The patient was diagnosed as pulmonary arteriovenous fistula based on CT scan and on pulmonary angiography. The patient had a complete recovery after surgical drainage of brain abscess and excision of right upper lobe. After one year of follow up, there are no symptoms and there is complete reversal of cyanosis and polycythemia.

Adolescent↗

Torsade de pointes probably induced by sparfloxacin.

Sparfloxacin is a new fluoroquinolone with potent antitubercular activity. We report a case of a 37 year old female who was on this drug as part of modified antitubercular therapy and developed torsade de pointes on this drug.

Adult↗

Unusual complications of pancreatitis.

The computed tomography (CT) appearances of varying grades of severity of acute pancreatitis, and its complications, have been described. Bodywall ecchymosis in the periumbilical region (Cullen's sign) and loins (Grey Turner's sign), though rare, are frequently mentioned in the clinical literature. Massive, exclusively retroperitoneal, involvement is also exceedingly rare. Computed tomography depiction of these signs is sparsely documented. The CT documentation, with clinicosurgical correlation, of two cases of severe acute pancreatitis with these unusual complications, is presented.

Acute Disease↗

Computed tomography in spinal tuberculosis.

Exhaustive clinicoradiologic and computed tomographic (CT) analysis of 114 cases of spinal tuberculosis seen between January 1983 and January 1989 is presented. The mechanisms of the spinal involvement are reviewed. CT helped to diagnose cases of spinal tuberculosis in their initial stages. Inaccessible fixed areas of spine were seen with ease on axial sections of CT. The extent and anatomic depiction of soft-tissue involvement as depicted on CT helps surgeons choose the appropriate surgical approach, which may affect future spinal stability.

Abscess↗

CT appearances in macronodular hepatosplenic tuberculosis: a review with five additional new cases.

Pseudotumoral or macronodular hepatosplenic tuberculosis (HSTB) is rare. Only 31 cases have been documented in imaging literature so far. Presented is the clinico-imaging review with five additional new cases of this uncommon variety. Due to nonspecific wide spectrum of imaging appearances, biopsy is mandatory in almost all cases. Clinical recovery and resolution of lesions on imaging may not be directly proportional.

Abdominal Pain↗

CT in adrenal enlargement due to tuberculosis: a review of literature with five new cases.

Tubercular adrenalitis presents with adrenal enlargement prior to its atrophy and calcification. Imaging modalities like ultrasound, computerized tomography (CT), and magnetic resonance imaging have depicted adrenal enlargement due to various causes. Presented is a clinical-cum-CT review of 14 cases of tubercular adrenal enlargement with addition of five new cases and their CT follow-up.

Addison Disease↗

Leucocytoclastic vasculitis as a presentation of adenocarcinoma rectum.

Vasculitis has been linked to several processes, like infections, drugs and allergic, rheumatologic and neoplastic diseases. Neoplasm-associated vasculitis described in the medical literature has mostly been reported in association with haemotological neoplasms. Adenocarcinoma of rectum presenting as leucocytoclastic vasculitis is rare. We present a case of a 43-year-old male with paraneoplastic leucocytoclastic vasculitis preceding the manifestation of adenocarcinoma rectum. The vasculitis subsided on resection of the rectal malignancy and the patient did not require steroid therapy thereafter.

Adenocarcinoma↗