Zinc contamination in serum samples Cat Barr, PhD, DABT Recently, the Texas A&M Veterinary Medical Diagnostic Laboratory’s (TVMDL) analytical chemistry section performed zinc testing on a small set of paired samples. Prior to testing, blood … [Read more...] about Zinc contamination in serum samples
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Marijuana detected in multiple dogs
Marijuana detected in multiple dogs Travis Mays, MS, PhD The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) received serum for marijuana testing from three different dogs over a period of five days. Each case was unrelated, and … [Read more...] about Marijuana detected in multiple dogs
Hyperestrogenism Syndrome in a Dog with a Sertoli Cell Tumor
Hyperestrogenism Syndrome in a Dog with a Sertoli Cell Tumor Erin Edwards, DVM, MS, DACVP Sertoli cell tumors are unique testicular tumors that are known for their ability to cause feminization of male dogs. These tumors are commonly diagnosed … [Read more...] about Hyperestrogenism Syndrome in a Dog with a Sertoli Cell Tumor
Diagnostic Guidance: Rumen Acidosis (Grain Overload)
Diagnostic Guidance: Rumen Acidosis (Grain Overload) Guy Sheppard, DVM Grain is certainly an important feedstuff for livestock, but it can also be deadly if not fed correctly. Grains are rich in carbohydrates and provide energy for the animals … [Read more...] about Diagnostic Guidance: Rumen Acidosis (Grain Overload)
TVMDL retires feline heartworm antibody test
Starting November 25, the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) will no longer perform Dirofilaria immitis Antibody – Feline (Lateral Flow). The kit manufacturer, Heska, no longer produces the kits needed to perform this … [Read more...] about TVMDL retires feline heartworm antibody test
Anaplasmosis in cattle
Anaplasmosis in cattle Guy Sheppard, DVM Anaplasmosis is a blood cell parasite of cattle with a worldwide distribution, but the disease is most common in tropical and subtropical areas. Anaplasma marginale is the most common organism involved in … [Read more...] about Anaplasmosis in cattle
Bovine thrombotic meningoncephalitis
Bovine thrombotic meningoncephalitis Guy Sheppard, DVM and Andrés de la Concha-Bermejilla, DVM, MS, PhD Bovine thrombotic meningoencephalitis (TEM), formerly known as thromboembolic meningoencephalitis (TEME), is a neurological disease, primarily … [Read more...] about Bovine thrombotic meningoncephalitis
Unusual presentation of histoplasmosis in a canine patient
Unusual presentation of histoplasmosis in a canine patient Melanie Landis, DVM, and Julie Piccione,, DVM, MS, DACVP The clinical pathology section at the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) received a digital cytology … [Read more...] about Unusual presentation of histoplasmosis in a canine patient
Beetles found in alfalfa hay
Beetles Found in Alfalfa Hay Travis Mays, MS, PhD Beetles found in a new batch of alfalfa hay were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for identification. TVMDL’s toxicology section can identify toxic … [Read more...] about Beetles found in alfalfa hay
Fatal Haemonchosis in a Llama
Fatal Haemonchosis in a Llama Erin Edwards, DVM, MS, DACVP and Mindy Borst, LVT Haemonchosis refers to parasitic infection with Haemonchus contortus, a blood-sucking parasite that lives in the abomasum. This parasite is also known as the barber … [Read more...] about Fatal Haemonchosis in a Llama
Fetal loss and neonatal mortality due to Neospora caninum in a litter of German Shorthaired Pointers
Fetal loss and neonatal mortality due to Neospora caninum in a litter of German Shorthaired Pointers Gaya Balamayooran, DVM, PhD, DACVP and Cheryl Maguire, DVM A litter of twelve German Shorthaired Pointer puppies whelped near their due date and … [Read more...] about Fetal loss and neonatal mortality due to Neospora caninum in a litter of German Shorthaired Pointers
Gopher bait with anticoagulant detected in horses
Gopher bait with anticoagulant detected in horses Guy Sheppard, DVM and Cat Barr, PhD, DABT The Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) was contacted by a client who was concerned a group of horses had potentially consumed … [Read more...] about Gopher bait with anticoagulant detected in horses
Diagnostics of a disaster: Skin and foot concerns during floods
Many Texans rely upon the weather for a variety of reasons. From crops to cattle, Texans are often at the mercy of Mother Nature. Although droughts can have a dire impact on animal health, floods can contribute to widespread issues among animal … [Read more...] about Diagnostics of a disaster: Skin and foot concerns during floods
Diagnostics of a disaster: Insect-borne disease concerns during floods
Many Texans rely upon the weather for a variety of reasons. From crops to cattle, Texans are often at the mercy of Mother Nature. Although droughts can have a dire impact on animal health, floods can contribute to widespread issues among animal … [Read more...] about Diagnostics of a disaster: Insect-borne disease concerns during floods
Diagnostics of a disaster: Animal disease concerns during floods
Many Texans rely upon the weather for a variety of reasons. From crops to cattle, Texans are often at the mercy of Mother Nature. Although droughts can have a dire impact on animal health, floods can contribute to widespread issues among animal … [Read more...] about Diagnostics of a disaster: Animal disease concerns during floods
Infectious respiratory disease in a group of dogs
Infectious respiratory disease in a group of dogs Narayan Paul, DVM, MS, PhD, Pam Ferro, MS, PhD, and Andres de la Concha, DVM, PhD Recently, three dogs from the same location were submitted to the Texas A&M Veterinary Medical Diagnostic … [Read more...] about Infectious respiratory disease in a group of dogs
Arsenic toxicosis in two calves
Arsenic toxicosis in two calves By Randi Gold, VMD, PhD, DACVP and Cat Barr, PhD, DABT Two hundred and forty straight stocker cattle were on a wheat and grass pasture with access to old barns filled with moldy hay, chemicals, fertilizers, and … [Read more...] about Arsenic toxicosis in two calves
Pentobarbital in a Turkey Vulture
Pentobarbital in a Turkey Vulture Travis Mays, MS, PhD Twenty turkey vultures were found dead near the vicinity of a horse that was euthanized. One of the turkey vultures was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory … [Read more...] about Pentobarbital in a Turkey Vulture
Leishmania mexicana diagnosed in feline ear biopsy specimens – A classic entity in Texas cats
Leishmania mexicana diagnosed in feline ear biopsy specimens – A classic entity in Texas cats Erin Edwards, DVM, MS, DACVP Two biopsy specimens from the pinnae of a 6-year-old, domestic shorthair cat from east-central Texas were submitted to the … [Read more...] about Leishmania mexicana diagnosed in feline ear biopsy specimens – A classic entity in Texas cats
Multilobular tumor of bone in a dog
Multilobular tumor of bone in a dog Judith Akins, DVM, MS Tissue from a mass on the dorsal head of a twelve-year-old spayed female, mixed breed dog was submitted to the histopathology section at the Texas A&M Veterinary Medical Diagnostic … [Read more...] about Multilobular tumor of bone in a dog
Pseudorabies in a group of Texas hog-hunting dogs
Pseudorabies in a group of Texas hog-hunting dogs Erin Edwards, DVM, MS, DACVP, Gabriel Gomez, DVM, PhD, DACVP, Terry Hensley, DVM, MS, and Will Sims, DVM, MS Pseudorabies, also known as Aujezsky’s disease, mad itch, and infectious bulbar … [Read more...] about Pseudorabies in a group of Texas hog-hunting dogs
Tick-Borne Relapsing Fever diagnosed in Brazos Valley dog
Tick-Borne Relapsing Fever diagnosed in Brazos Valley dog Caitlin Wampler and Julie Piccione, DVM, MS, DACVP A 7-year-old, female spayed, Soft Coated Wheaten Terrier from the Brazos Valley region of Texas presented to the veterinarian for … [Read more...] about Tick-Borne Relapsing Fever diagnosed in Brazos Valley dog
Demodex mites discovered in a White-Tailed deer
Demodex mites discovered in a White-Tailed deer Gabriel Gomez, DVM and Terry Hensley, MS, DVM A haired skin specimen from a White-Tailed deer of unknown age was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) for … [Read more...] about Demodex mites discovered in a White-Tailed deer
Testing Options for Anaplasma marginale in Cattle
Testing Options for Anaplasma marginale in Cattle Melanie T. Landis, DVM, MBA Anaplasma marginale is a rickettsial bacterium that invades the red blood cells (RBCs) of ruminants, primarily cattle, and is considered the most common tick-borne … [Read more...] about Testing Options for Anaplasma marginale in Cattle
Diagnostic Guidance: Keeping cattle hydrated and healthy
It's hot and getting hotter. Each summer in Texas, farmers and ranchers are on the gambling side of the weather, hoping for an appropriate level of rainfall. Although most of the state is not currently experiencing drought-like conditions, the Texas … [Read more...] about Diagnostic Guidance: Keeping cattle hydrated and healthy