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Biomedical subjects

F S Morrison

Publications and source records attributed to F S Morrison.

68 records · Page 4Linked to original sources

Pedi-pack transfusion in a newborn intensive care unit.

Two hundred and ninety-one transfusions using 221 pediatric frozen red blood cell packs (Pedi-Packs) were given to 141 newborn babies and infants in the newborn intensive care unit. In 18 patients, 47 transfusions were studied for transfusion and clinical characteristics. Two possible hemolytic episodes are described in detail and remain unexplained. Blood loss for laboratory tests was found to average 3.1 ml/kg per day spent in the newborn intensive care unit. The rise in hematocrit was found to be excellent. Overall, the transfusion of thawed pediatric red blood cell packs was found to be convenient, safe and effective. Because of pretesting possibilities with the use of this source of red blood cells, one of the problems associated with a walking donor program is eliminated.

Anemia↗

Problems with a walking donor transfusion program.

A walking donor transfusion program is outlined in detail. A total of 205 transfusions from 72 walking donors were given to 57 newborns in a Newborn Intensive Care Unit over a nine-month period. The average recipient weighed 1,762 g and the average transfusion was 15 ml of blood. Because a suitable walking donor was not always available when a transfusion was needed, 19 units of regular adult blood were also used to support the program. No immediate or delayed transfusion reactions were noted, but one fatal incident of serum hepatitis transmission occurred. Our experience suggests that a walking donor program carries an inherent significant risk of transmission of hepatitis and alternative methods with strict blood bank control are needed to assure maximum safety in neonatal transfusion.

Adult↗

Phase II study of 5-azacytidine in solid tumors.

A phase II study utilizing 5-azacytidine in the treatment of patients with solid tumors was carried out by the Southwest Oncology Group (SWOG-7208). Of 214 patients entered in the study 191 were eligible and 167 were evaluable. While initially they received 225 mg/m2 iv on Days 1--5 every 3 weeks because of toxicity the dose was subsequently reduced to 175mg/m2 and later to 150 mg/m2. Five partial regressions, 2.6% of the eligible patients and 3% of the evaluable patients, lasting from 28 to 77 days were observed. Sixteen patients 8.4% of the eligible patients and 9.6% of the evaluable patients, had no significant change in their disease for 39--255 days. The major toxicities were myelosuppressive and gastrointestinal with 13 deaths attributable to drug toxicity: 11 due to sepsis and two due to cerebral hemorrhage. 5-Azacytidine induced few favorable responses; those that did occur usually were of poor quality and short duration and were associated with significant toxicity.

Azacitidine↗