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Biomedical subjects

M Baig

Publications and source records attributed to M Baig.

22 records · Page 2Linked to original sources

A phase I study of 5-azacytidine (NSC-102816).

5-Azacytidine was administered daily to 12 patients in a five-day schedule and to 15 patients in a weekly schedule as part of a phase I trial. The daily dose ranged from 50 mg/m2 to 158 mg/m2 and the weekly dose, from 200 mg/m2 to 633 mg/m2. The maximum total dose was 2000 mg in the daily schedule and 3775 mg in the weekly schedule. The major toxicity was gastrointestinal, with nausea and vomiting occurring in all patients in this study. Myelosuppression was less frequently encountered and appeared to be related to the increase in 5-azacytidine dose. Patients receiving 5-azacytidine in a weekly schedule of administration appeared to tolerate the drug better and to be more willing to continue their therapy.

Azacitidine↗

Hypoglycemia attributable to insulin-like growth factor-II prohormone-producing metastatic leiomyosarcoma.

OBJECTIVE: To review the causes of nonpancreatic tumor-associated hypoglycemia and report the first case of hypoglycemia attributable to a leiomyosarcoma, which did not cause hypoglycemia in its primary site but only after metastasizing. METHODS: A case report is presented of a 62-year-old man with a gastric leiomyosarcoma diagnosed and surgically treated 8 years previously, who was found to have 14 large, rounded masses in his liver and a blood glucose level of 19 mg/dL. Biopsy of the largest mass revealed a leiomyosarcoma. RESULTS: Evaluation of the cause of the hypoglycemia revealed that circulating insulin, connecting peptide, proinsulin, insulin-like growth factor-I (somatomedin C), and insulin-like growth factor-II levels were below normal, whereas the insulin-like growth factor-II prohormone concentration was increased twofold. Basal and corticotropin-stimulated serum cortisol values were normal. CONCLUSION: This is the first case report of hypoglycemia occurring only after metastasis of a leiomyosarcoma. A possible causal relationship between the hypoglycemia and the increased circulating insulin-like growth factor-II prohormone is suggested, and alternative explanations and treatment are discussed.

Journal Article↗

Hypercalcaemia: a clue to Mycobacterium avium intracellulare infection in a patient with AIDS.

Hypercalcaemia is uncommon in HIV-infected patients and should suggest a different priority for differential diagnosis than would be considered in other settings. Although hypercalcaemia has long been associated with granulomatous diseases including tuberculosis, it has only recently been recognised that patients with illness due to Mycobacterium avium intracellulare (MAI) may develop it. We report a patient with AIDS in whom unexplained hypercalcaemia was the harbinger of clinically significant MAI infection. Patients with AIDS who develop hypercalcaemia should be closely evaluated for underlying MAI infection.

AIDS-Related Opportunistic Infections↗