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Biomedical subjects

C S Farrow

Publications and source records attributed to C S Farrow.

At least 37 records · Page 2Linked to original sources

Ocular and orbital porcupine quills in the dog: a review and case series.

A retrospective evaluation of 5 cases of orbital or intraocular porcupine quills in the dog and a literature review from MEDLINE (1983-1995) is presented. This paper reviews the diagnosis, therapy, and visual prognosis of ocular and orbital quills in the dog. Distinguishing penetration and perforation of the eye and intraocular structures is paramount in establishing a visual prognosis and appropriate therapy. Perforation of the cornea or sclera, lens, or the uvea and retina necessitates prompt specialized surgical therapy to save vision. The diagnosis of orbital quills can be readily confirmed with ultrasonography. The characteristic sonographic appearance of a double-banded, linear, hyperechoic object allows accurate localization of the quill, which aids surgical removal.

Animals↗

Digital infections in cattle. Their radiologic spectrum.

A series of radiographs are presented to illustrate the relevant anatomy and radiology of infections of the digital region. The typical reaction to infection of bones, joints, and other soft tissues are described as they relate specifically to cattle.

Animals↗

The radiologic investigation of bovine lameness associated with infection.

Infections, primarily of the limbs, are a significant part of our bovine lameness practice here at the Western College of Veterinary Medicine. The majority of these infections relate to the foot. More proximal lesions do occur, however, as detailed in the preceding section. It is interesting to note that such lesions are not assessed radiographically in practice until such time as antibiotics are judged to be ineffective. This period of medical treatment is often lengthy and expensive. The efficacy of potential, as well as ongoing, treatment often is better determined after a clinical and radiologic assessment of the animal. Indeed, radiology can be a paying proposition for both the producer and the practitioner, to say nothing of its obvious benefits to the animal.

Animals↗

Colic and dyspnea in a dog.

Volvulus and incarceration of bowel by a hernia may cause a closed-loop obstruction, possibly with associated intramural accumulation of gas and/or blood. Standing lateral projections optimize diagnosis of strangulating obstructions. Accumulation of only fluid in the obstructed loop may resemble a tumor. Radiographic signs of exudation and peritoneal fluid accumulation may develop with closed-loop obstructions.

Animals↗

Radiographic appearance of canine parvovirus enteritis.

Sixty dogs with serologically proved parvovirus infection were radiographically evaluated for signs of gastrointestinal disease. Patient grouping was based on duration of illness, which correlated generally with severity of clinical signs. Early in the disease, the radiographic appearance usually was normal. As the disease progressed, abnormal gas and fluid distention of the small bowel became evident. Contrast radiographic findings usually were normal early in the disease but became abnormal as the disease progressed. Vomiting of the contrast agent, delayed gastrointestinal transit time, flocculation, and abnormal bowel patterns were observed frequently. It was concluded that noncontrast radiographic features of canine parvovirus enteritis often were similar to those identified in other gastrointestinal disorders and, therefore, were not always specific for the disease. Results of contrast radiography, however, were highly specific for parvovirus enteritis. Intestinal contrast examination was believed to be a reliable means of differentiating parvovirus enteritis from clinically similar disorders and in ruling out primary or secondary intestinal obstruction. The duration of illness was correlated with the number, severity, and nature of radiographic signs.

Animals↗