Texas A&M Veterinary Medical Diagnostic Laboratory

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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

Cushing’s Disease Diagnosed with Low Dose Dexamethasone Suppression Test

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Cushing’s Disease Diagnosed with Low Dose Dexamethasone Suppression Test Julie Piccione, DVM, MS, DACVP A 13-year-old female spayed Beagle was presented to its veterinarian for increased urination. On physical exam, the veterinarian noted a … [Read more...] about Cushing’s Disease Diagnosed with Low Dose Dexamethasone Suppression Test

Quantitating Cantharidin levels in a blister beetle

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Quantitating Cantharidin levels in a blister beetle By Cat Barr, PhD, DABT In January, an animal owner in northwestern Washington State contacted the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) regarding possible blister … [Read more...] about Quantitating Cantharidin levels in a blister beetle

Suspected Anticoagulant Bait Confirmed to be Bromethalin

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Suspected Anticoagulant Bait Confirmed to be Bromethalin Amy Phillips, Analytical Chemistry Technician and Travis Mays, MS, PhD, Analytical Chemistry Section Head A male kitten was rescued by animal control and taken to a veterinary clinic for … [Read more...] about Suspected Anticoagulant Bait Confirmed to be Bromethalin

Cyanobacteria: No winter break this year

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Cyanobacteria: No winter break this year By Cat Barr, PhD, DABT Blue-green algae (cyanobacteria) have barely taken a break this winter. The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) has already had several positive samples … [Read more...] about Cyanobacteria: No winter break this year

Segmental analysis of hair for drug detection in racing horses

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Segmental analysis of hair for drug detection in racing horses Travis Mays, MS, PhD The Texas A&M Veterinary Medical Diagnostic Laboratory’s (TVMDL) drug testing laboratory offers a screen for the detection of beta-adrenergic agonist drugs, … [Read more...] about Segmental analysis of hair for drug detection in racing horses

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

Diagnostic guidance: Cantharidin poisoning in horses

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When horses ingest the cantharidin toxin through hay or alfalfa contaminated with “blister” beetles, the outcome is often fatal. Toxicosis occurs rapidly; as little as four grams of dried beetles may contain fatal levels of … [Read more...] about Diagnostic guidance: Cantharidin poisoning in horses

Prepare your horses for spring: Vaccinate for West Nile virus and Eastern Equine Encephalitis virus

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Last year, the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL), documented fewer cases of West Nile virus than in previous years. The number of positive cases of West Nile virus in horses seen at TVMDL fluctuates from year to year, … [Read more...] about Prepare your horses for spring: Vaccinate for West Nile virus and Eastern Equine Encephalitis virus

Drug screen for beta-agonists in hair and wool for livestock species added to TVMDL test catalog

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The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) is pleased to announce the addition of a drug screen for beta-agonists in hair and wool for livestock species. Similar to retinal tissue, hair and wool have been shown to retain … [Read more...] about Drug screen for beta-agonists in hair and wool for livestock species added to TVMDL test catalog

Acute Toxoplasma gondii Infection Confirmed in a Canine

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Acute Toxoplasma gondii Infection Confirmed in a Canine Cheryl Maguire, DVM An adult, mixed-breed dog was presented to their veterinarian for progressive lethargy, fever, and abdominal distension.  The dog had recently started treatment with … [Read more...] about Acute Toxoplasma gondii Infection Confirmed in a Canine

Drug Testing During the Fall Livestock Show Season

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Drug Testing During the Fall Livestock Show Season Travis Mays, MS, PhD Between the months of August to December, the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) performs drug testing on more than 1,000 urine, blood, fecal, and … [Read more...] about Drug Testing During the Fall Livestock Show Season