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Biomedical subjects

R K Marwah

Publications and source records attributed to R K Marwah.

8 recordsLinked to original sources

Disseminated Salmonella arizona infection associated with rattlesnake meat ingestion.

Salmonella arizona is an uncommon enteric pathogen. We report a case of a woman with systemic lupus erythematosus, receiving prednisone therapy, who developed fatal disseminated S. arizona infection after ingesting raw dried rattlesnake meat as a form of treatment for her illness. S. arizona was isolated from stool, blood, peritoneal fluid, and cerebrospinal fluid. The importance of being aware of the Mexican-American folk remedy involving the ingestion of rattlesnake meat in the forms of dried snake, snake powder, or snake powder capsules, and the risk of acquiring S. arizona enteric infections is discussed.

Adult↗

Neurocysticercosis in childhood.

Manifestations of cysticercosis in 11 children (mean age 9.5 years) are presented. Features of raised intracranial pressure dominated the clinical picture (10 cases), followed by seizures (7 cases). Subretinal cysts occurred in three children. Focal signs were infrequent and often not attributable to anatomical lesions. Electro-encephalograms were invariably abnormal, but did not help to localize lesions. Plain roentgenograms of the skull showed sutural diastasis in the majority. Computerized tomography revealed white matter oedema with throttled ventricles in 6 patients and single localized lesions in 3 others. None had hydrocephalus. Histopathology and indirect haemagglutination test aided diagnosis in 6 cases. Two children recovered completely, one after surgical excision of a parietal lobe cyst and the other following praziquantel therapy. Half of the remaining patients improved spontaneously.

Adolescent↗