Maron B. Calderwood Mays

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A 4-year-old Labrador Retriever presented for urinary incontinence and constipation of 2 weeks duration. There was a tender abdomen, lumbar pain and conscious proprioceptive deficits in both pelvic limbs. Depressed pelvic limb reflexes were present consistent with a lower motor neuron lesion. In radiographs of the lumbar spine there was narrowing of the(More)
A slow-growing xanthomatous tumour which diffusely infiltrated the iris and ciliary body of a dog was composed of large, pale, vacuolated cells which contained scattered fine pigment granules. Electron microscopy revealed coalescing vacuoles, lamellar membranous structures, and small groups of melanosomes in the cytoplasm, suggesting melanocytic origin. The(More)
Multifocal cutaneous histiocytic lesions were recognized in 9 dogs. Clinically, the dogs had multiple erythematous plaques or nodules in the skin (1 to 5 cm diameter). Histologically, the lesions were comprised of dermal or pannicular infiltrates of large histiocytic cells, with varying numbers of other inflammatory cells intermixed. By electron microscopy,(More)
A synovial cell sarcoma of the tarsus in a 6-year-old dog was treated with doxorubicin HCl and cyclophosphamide. The tumor regressed after treatment. There was no recurrence 3 years after initiation of treatment. Previously, synovial cell sarcoma has not been reported to be responsive to chemotherapeutic agents, and the treatment of choice has been(More)
Seven horses with canker had radical surgical debridement and various irritant substances applied to the wounds. Four of the horses were clinically normal in (mean) 3.6 months, 1 mare was lame, and 2 horses were euthanatized because of complications of their treatments. Seven horses that had minor surgical debridement and antimicrobial agents used(More)
The objective of the preliminary report published in the previous issue of Veterinary Clinical Pathology was to predict recurrence of canine basal cell carcinomas using nuclear parameters in fine-needle aspirates, which could be very helpful information in veterinary diagnostic pathology. The diagnoses were confirmed histologically using the WHO Histologic(More)