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Biomedical subjects

M S Huberman

Publications and source records attributed to M S Huberman.

6 recordsLinked to original sources

A pilot study of sphincter-sparing management of adenocarcinoma of the rectum.

After analysis of 26 prospectively accrued patients with distal rectal adenocarcinomas who underwent sphincter preservation treatment, we have concluded that tumors that invade only the submucosa can safely be treated with surgery alone and that tumors that invade the muscularis or further can be safely treated with surgery combined with chemoradiotherapy. None of the patients had either local or distant recurrence, with a median follow-up of 21 months. All patients have been fully continent. The results, although preliminary, imply that resection of distal rectal adenocarcinoma with sphincter preservation, and adjuvant therapy when appropriate, have achieved local and distant control equal to the conventional Miles' abdominoperineal resection, but without the need for a permanent colostomy.

Adenocarcinoma

Etoposide in combination with cytarabine, doxorubicin, and 6-thioguanine for treatment of acute nonlymphoblastic leukemia in a protocol adjusted for age.

Etoposide combined with cytarabine, doxorubicin, and 6-thioguanine was used to treat 34 patients with acute nonlymphoblastic leukemia (ANLL) in an age-adjusted protocol, with patients greater than 50 years old receiving fewer days of therapy. Complete remissions (CR) occurred in 85% of all patients (29 of 34 patients). Patients less than or equal to 50 years of age achieved a 94% CR rate (17 of 18 patients) compared to a 75% CR rate (12 of 16 patients) in older patients. Duration of remission was less for those greater than 50 years of age. The remission rate for primary ANLL was 86% (19 of 22 patients) and for secondary or relapsed ANLL was 83% (ten of 12 patients). Thus, this is effective therapy for primary and secondary or relapsed ANLL. When the days of therapy are reduced for older patients' age, the remissions are fewer and less durable.

Acute Disease

Non-human primate (baboon) anti-carcinoembryonic antigen antibody infusion in patients with metastatic adenocarcinoma. A phase I study.

A total of 14 patients with advanced visceral carcinoma which produced carcinoembryonic antigen (CEA) were treated in a Phase I study with IV infusion of affinity purified baboon anti-CEA antibody (dosage range from 0.1 to 2 mg/kg body weight). In all 14 patients, the antibody infusion caused a decrease (26% to 97%) in the plasma level of CEA. The degree of decrease depended upon the patients initial CEA level and the amount of antibody given. In 12 of the 14 patients "free" circulating antibody was observed. The plasma half-life of the antibody ranged from 0.7 to 21 h and the duration of detectable free antibody ranged from 3 to 216 h postinfusion. No toxicity was observed for the dosage range of antibody tested. In 9 of the 14 patients a low titer anti-baboon antibody response occurred between 14 and 28 days postinfusion. No clinical regression of carcinoma was documented. In 7 of the 14 patients disease remained stable during the 28-day study period. By the end of the 28-day study period plasma CEA levels had returned to at least the preinfusion level in 11 of the 14 patients.

Adenocarcinoma

Apparent transmission of human T-cell leukemia virus type III to a heterosexual woman with the acquired immunodeficiency syndrome.

A 24-year-old woman developed the acquired immunodeficiency syndrome with lymphadenopathy, oral candidiasis, and Kaposi's sarcoma. Her only known risk factor for the syndrome was sexual contact with an asymptomatic Haitian man. The woman had serologic evidence for infection with human T-cell lymphotropic virus type III, and this virus was recovered from the saliva of her sexual partner. Epidemiologic and virologic studies of the cases of such patients provide further evidence of a primary pathogenetic role for this retrovirus in the acquired immunodeficiency syndrome.

Acquired Immunodeficiency Syndrome