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Biomedical subjects

S Mooney

Publications and source records attributed to S Mooney.

25 records · Page 2Linked to original sources

Prognostic factors for feline mammary tumors.

The case records of 100 cats with malignant mammary tumors were reviewed. All cats were staged clinically according to the staging system of the World Health Organization. The following information was obtained from the medical records: age at time of diagnosis, breed, tumor size, date of surgery, type of surgical procedure performed, histologic type of tumor, disease-free interval, survival time, and cause of death. Factors of no prognostic value were age (less than or equal to 10 years vs greater than 10 years) and breed. Tumor size was the most significant prognostic factor (P less than 0.0001). Cats with small tumors (1 cm3 to 8 cm3) had the best prognosis. The type of surgery, conservative vs radical, was significantly (P less than 0.01) related to disease-free interval, but was of no significance in prolonging survival time.

Adenocarcinoma↗

Evaluation of effect of levamisole on feline mammary cancer.

Seventy-three cats with untreated malignant mammary tumors (64 with adenocarcinoma, 9 with carcinoma in situ) were selected for study. All cats were clinically staged and stratified on the basis of tumor volume. Following radical mastectomy, the cats were randomized for treatment with either levamisole or placebo. There was no significant difference in either survival time or recurrence rate between the levamisole and placebo groups. The most significant prognostic factor was tumor volume: Cats with small tumors had a significantly enhanced survival time (p = 0.00006) and lower recurrence rate (p = 0.00004). Breed of cat was also an important prognostic factor; the domestic short-haired cats had a significantly (p = 0.038) longer survival time than the cats of other breeds.

Adenocarcinoma↗

Feline preleukemia: an animal model of human disease.

In man, hematologic abnormalities precede the development of acute myeloblastic leukemia in about one-third of individuals. This preleukemic state may represent a stage of adult leukemia wherein small numbers of leukemic cells are present and the normal marrow stem cell compartment has not been seriously compromised. A syndrome resembling human preleukemia occurs in cats infected with feline leukemia virus (FeLV). This disorder is characterized by anemia, leukopenia or thrombocytopenia occurring weeks or months prior to the development of feline acute leukemia. The natural occurrence of this syndrome in this domestic animal population makes it a potential model of human preleukemia. Initial poor results of therapy of human preleukemia presently prohibit one from carrying out controlled trials with chemotherapeutic agents in such a group of patients. Preliminary trials with chemo- and/or immunotherapy may be more easily attempted with FeLV infected preleukemic cats.

Animals↗