Biomedical subjects
Publications and source records attributed to A Nagral.
A 22-year-old man with homozygous sickle cell disease presented with recurrent fever, right upper quadrant pain and jaundice. Liver biopsy confirmed the diagnosis of hepatic sickling crisis; the symptoms responded to hydroxyurea therapy. Hepatic vasocclusive crisis can diagnosed on liver biopsy, and need not be a diagnosis of exclusion.
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A 14-year-old girl presented with fever, generalized lymphadenopathy, skin rash and hepatitis after starting dapsone. All abnormalities reversed with institution of prednisolone therapy after discontinuation of dapsone. The hepatic involvement was of hepatocellular type; it was associated with IgM anti-HEV antibodies, suggesting coexisting acute hepatitis E. We believe a causal link between the hepatotrophic viruses and dapsone hypersensitivity syndrome could exist.
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Denver shunt patency can be easily assessed by sequential scintigraphy with a Gamma camera after an intraperitoneal injection of 99mTc sulphur colloid. If the shunt is patent, the tracer will be seen throughout the shunt upto it's opening into the right atrium. The following case report illustrates the application and usefulness of this procedure.