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The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) is committed to providing timely and accurate information for those impacted by New World screwworm (NWS). TVMDL’s state agency partners have worked diligently to develop multiple resources. This page serves as a centralized location TVMDL clients can reference for information on reporting and identifying suspected larvae. TVMDL…
Recently, seventeen cows died within twenty-four hours after consuming new hay. All of the cows died within 100 yards of the hay. A sample of the hay, along with tissue samples and ocular fluid from one of the cows were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for testing. Toxic levels of…
A producer reported a sudden death loss of six head of cattle. Two of the animals were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for necropsy to determine the cause of sudden death. Upon arrival at TVMDL, the owner indicated there had been a history of pneumonia and some of the animals…
Ochroconosis is a sporadic fungal encephalitis that has been reported in young chickens, turkey poults, quail chicks, and wild birds. It is caused by a dematiaceous, thermophilic fungus, Ochroconis gallopava (Dactylaris gallopava). O. gallopava is a ubiquitous fungus found in hot spring environments, soil, wood, and decaying vegetation. In birds, ochroconosis has been associated with contaminated litter and egg…
In addition to testing, TVMDL offers clients various additional services. Click each fee category to view the fees and services. Additional Fees Test Code Fee Name Description Price ADDL01 Consultation/Interpretation Fee Interpretation of water samples from the Texas A&M AgriLife Extension Service Soil, Water and Forage Testing Laboratory. $6.25 ADDL29 Data Processing – Metabolic Profiles…
Referral tests are not performed at TVMDL; a processing and delivery fee will apply. Identification of fungal organisms by PCR and sequencing. This PCR is recommended to complement identification of fungal organisms on histopathology and cytology. The assay is not recommended when fungal organisms are not observed histologically, due to the potential of amplification of…
Quantitative fecal egg count ideal for equids, small ruminants, camelids, cervids, ovine, and young bovids.
Interpretation of digital microscopic images of parasitology specimens.
Identification of parasite eggs, cysts, and oocysts by fecal flotation with centrifugation.
Detection of fluke eggs in feces by fecal sedimentation.