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The Analytical Chemistry Section encompasses toxicology and drug testing. In this section, specimens are analyzed to diagnose poisonings and toxins. Specimens analyzed may include animal tissues, ingesta, blood, urine, plants, feed, hay, water, baits, fertilizer, etc. Staff can also identify poisonous plants and nutritional deficiencies of trace metals and vitamins. This section also identify drugs…
Solving tomorrow’s animal health issues through today’s testing TVMDL boasts over 650 test offerings. Over our 50-plus years of service, we’ve dedicated a considerable amount of time to ensuring every test we offer is efficient, effective, and affordable. Some of our tests rely on tried-and-true gold standard methods while others incorporate the newest instrumentation and…
Sample Exclusions and Disclaimers
Serving Texas, and beyond, for nearly six decades At the urging of the Texas livestock industry, legislators created TVMDL during the regular session of the 60th Legislature, in 1967. In 1969, the College Station facility formally opened its doors. Six years later, to better serve the Texas feedlot industry, TVMDL opened the Amarillo facility. In…
A nine-year-old female, spayed dog was presented to a veterinarian for diagnosis and treatment of a skin infection. The dog was treated with antibiotic and immunosuppressive drugs to resolve the infection. A punch biopsy sample was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) in College Station for bacterial and fungal culture. Bacterial…
The carcass of a female, approximately 112-pound Landrace-Yorkshire pig, was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for necropsy. History noted the pig died suddenly without previous clinical signs. The pig was the only one affected of a group of swine breeding stock destined for research purposes. At necropsy, there was extensive…
A four-year-old Pacific eider (sea duck) was reported to have a history of open-mouth breathing. It had been treated for suspected aspergillosis prior to death and was submitted to Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for necropsy. At necropsy, the clinical suspicion of aspergillosis was confirmed. All air sacs were coated by green, velvety,…
Coccidia are single-celled parasites that are common in many species, including goats. Diagnosis of coccidiosis is most commonly achieved through fecal flotation in specimens from live animals. Characteristic lesions can also be seen at necropsy. This article will highlight a recent case of coccidiosis in a goat kid at the Texas A&M Veterinary Medical Diagnostic…
Samples from a one-year-old Boer goat doe were received at the TVMDL for testing. The doe had displayed neurological signs including unilateral paresis, droopy lip and hypersalivation, torticollis upon stimulation, obtundation, and lateral recumbency. The goat was also febrile. Clinical differentials included listeriosis, polioencephalomalacia, bacterial meningitis, and rabies virus. Treatment consisted of antibiotics, anti-inflammatory drugs,…