Texas A&M Veterinary Medical Diagnostic Laboratory

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Starting April 29, the USDA requires lactating dairy cows to be tested for HPAI prior to movement.
View TVMDL’s guidelines to mitigate potential delays when submitting dairy samples for movement testing.

Amarillo

In-Pouch vs PBS for Trichomonas testing in bulls

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In-Pouch vs PBS for trichomonas testing in bulls Guy Sheppard, DVM Over two years ago, the Texas Animal Health Commission (TAHC) approved the direct smegma sample submitted in PBS solution as an acceptable testing method for Trichomoniasis … [Read more...] about In-Pouch vs PBS for Trichomonas testing in bulls

Reference intervals updated for several caprine and ovine panels

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In an effort to always provide optimum laboratory results, the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) clinical pathology laboratories recently completed a large study to update the reference intervals in several panels for … [Read more...] about Reference intervals updated for several caprine and ovine panels

Malignant Catarrhal Fever in a 1-year-old heifer

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Malignant Catarrhal Fever in a 1-year-old heifer By R. Gayman Helman, DVM, PhD, Guy Sheppard, DVM, and Meagan Schroeder, PhD A 1-year-old heifer became weak and isolated herself. Three days later, the heifer was examined by the submitting … [Read more...] about Malignant Catarrhal Fever in a 1-year-old heifer

A case of Coccidioidomycosis in a Llama (Lama glama)

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A case of Coccidioidomycosis in a Llama (Lama glama) Owais A. Khan DVM PhD DACVM, Will P. Sims DVM, and Gayman R. Helman DVM PhD A variety of fresh and fixed tissues, including lung, liver, kidney, spleen, and mesenteric lymph nodes, from a … [Read more...] about A case of Coccidioidomycosis in a Llama (Lama glama)

Factors involved in a Bovine Respiratory Disease Complex (BRDC) diagnosis

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Factors involved in a Bovine Respiratory Disease Complex (BRDC) diagnosis By Guy Sheppard, DVM The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) frequently works on Bovine Respiratory Disease (BRD) cases. Multiple factors lead to … [Read more...] about Factors involved in a Bovine Respiratory Disease Complex (BRDC) diagnosis

Malignant Catarrhal Fever in a 1-Year-Old Heifer

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Malignant Catarrhal Fever in a 1-Year-Old Heifer R. Gayman Helman, DVM, PhD, MA, Guy Sheppard, DVM, and Megan Schroeder, PhD A 1-year-old heifer became weak and went off by herself in mid-April.  The heifer was examined by the submitting … [Read more...] about Malignant Catarrhal Fever in a 1-Year-Old Heifer

Unusual Manifestation of Papular Stomatitis in a Feedlot Steer

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Unusual Manifestation of Papular Stomatitis in a Feedlot Steer Gayman Helman, DVM, PhD, MA, Will P. Sims, DVM, MS, Gustavo Delhon, PhD A male-castrated, crossbred steer was noted to have a severe and locally extensive skin disease involving the … [Read more...] about Unusual Manifestation of Papular Stomatitis in a Feedlot Steer

Cattle Nutritional Decline in the Winter

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Cattle Nutritional Decline in the Winter By Guy Sheppard, DVM In early December, livestock submitted for necropsy at the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) in College Station demonstrated various signs of declining … [Read more...] about Cattle Nutritional Decline in the Winter

Isolation of Nannizziopsis sp. from skin lesions of a veiled chameleon (Chamaeleo calyptratus )

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Isolation of Nannizziopsis sp. from skin lesions of a veiled chameleon (Chamaeleo calyptratus) By Owais Khan, BVSc & AH, MVSc, Will Sims, DVM, MS, and Amy Swinford, DVM, MS An eight-month-old veiled chameleon exhibited white, patchy, crusty … [Read more...] about Isolation of Nannizziopsis sp. from skin lesions of a veiled chameleon (Chamaeleo calyptratus )

Swine Influenza Virus: A focus on the respiratory syndrome

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Swine Influenza Virus: A focus on the respiratory syndrome  By Gomez, G., Ferro, P., and B.T. Velayudhan Three, approximately two-month-old (two females and one male), pigs of unspecified breed were submitted to the Texas A&M Veterinary … [Read more...] about Swine Influenza Virus: A focus on the respiratory syndrome

Necropsy of a Sulcata Tortoise (Geochelone sulcate) with Urinary Calculi

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Necropsy of a Sulcata Tortoise (Geochelone sulcate) with Urinary Calculi By Will Sims, DVM, MS An eight-month-old sulcate tortoise was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory’s (TVMDL) Amarillo laboratory for … [Read more...] about Necropsy of a Sulcata Tortoise (Geochelone sulcate) with Urinary Calculi

Porcine Circovirus type 2: A focus on respiratory disease

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Porcine Circovirus type 2: A focus on respiratory disease By Gabriel Gomez, DVM, PhD, Pam Ferro, MS, PhD, and Binu Velayudhan, BVSc, MVSc, PhD A 13-pound, juvenile, male intact, crossbred pig was submitted to the Texas A&M Veterinary Medical … [Read more...] about Porcine Circovirus type 2: A focus on respiratory disease

Porcine Reproductive and Respiratory Syndrome: A focus on the respiratory syndrome

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Porcine Reproductive and Respiratory Syndrome: A focus on the respiratory syndrome By Gabriel Gomez, DVM, PhD, Pamela Ferro, MS, Phd, and Binu Velayudhan, BVSc, MVSc, PhD With over 800,000 tests run annually, TVMDL encounters many challenging … [Read more...] about Porcine Reproductive and Respiratory Syndrome: A focus on the respiratory syndrome