Calcinosis circumscripta in a surgical amputation site Randi Gold, VMD, PhD, DACVP A one-year-old, female-spayed, mix breed dog required a mid-shaft, hind leg amputation after a femoral fracture. Following the amputation, the owner and … [Read more...]
Cryptosporidiosis in cattle
Cryptosporidiosis in cattle Guy Sheppard, DVM and Gabriel Gomez, DVM, PhD, DACVP A seven-day-old angus bull calf with a history of diarrhea was necropsied by the submitting veterinarian. The small intestine, liver, kidney and the lymph node were … [Read more...]
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...]
Cryptosporidium in a Gerenuk
Cryptosporidium in a Gerenuk By Will Sims, DVM, MS Tissues from a 5-month-old gerenuk, also known as a giraffe gazelle, were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) in Canyon for evaluation. The calf had a … [Read more...]
Aspergillosis in a Pacific Eider
Aspergillosis in a Pacific Eider Erin Edwards, DVM, MS, DACVP and Narayan Paul, DVM, MS, PhD 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 … [Read more...]
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...]
Fowl Pox in Houdan chickens
Fowl Pox in Houdan chickens Gabriel Senties-Cue, MVZ, EPAA, MS Fowl Pox was diagnosed in three Houdan chickens submitted for diagnostic workup to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) in Center, Texas. Upon … [Read more...]
Pyrrolizidine Alkaloid Toxicity in a mature brangus cow
Pyrrolizidine Alkaloid Toxicity in a mature brangus cow David A. Sher, B.S, Catherine Barr, PhD, Dipl ABT, Gabriel Gomez, DVM, PhD, Dipl ACVP An adult, female, 800 lb., Brangus cow in poor body condition was submitted to the Texas A&M … [Read more...]
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...]
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...]
TVMDL group authors article for Texas Equine Veterinary Association
A group of veterinarians and scientists from the Texas A&M Veterinary Medical Diagnostic Laboratory's (TVMDL) College Station laboratory recently authored an article for the Texas Equine Veterinary Association's (TEVA) publication, The Remuda. … [Read more...]
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...]
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...]
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...]
Viral arthritis in broiler chickens
Viral arthritis in broiler chickens Gabriel Senties-Cue, MVZ, EPAA, MS Ten live 20-day-old, meat type chickens were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory’s (TVMDL) Center laboratory with a clinical history of … [Read more...]
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...]
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...]
Pathologic diagnosis of coccidiosis in goats
Pathologic diagnosis of coccidiosis in goats Kellie Richardson and Erin Edwards, DVM, MS, DACVP Coccidia are single-celled parasites that are common in many species, including goats. Diagnosis of coccidiosis is most commonly achieved through … [Read more...]
Ocular coccidiomycosis in a puppy
Ocular coccidiomycosis in a puppy Erin Edwards, DVM, MS, DACVP Last summer, ocular coccidiomycosis was diagnosed via histopathology in a 12-week-old Great Pyrenees puppy. The puppy was from Brewster county in West Texas. This puppy was clinically … [Read more...]
Horse Diagnosed with Equine Botryomycosis
Horse Diagnosed with Equine Botryomycosis Kayla Tomaso and Erin Edwards, DVM, MS, DACVP Tissue samples from two ear masses on a 3-year-old American Quarter Horse were submitted to the Texas A&M Veterinary Diagnostic Lab (TVMDL) in College … [Read more...]
Fatty Liver – Hemorrhagic Syndrome in a Chicken
Fatty Liver – Hemorrhagic Syndrome in a Chicken Martin Ficken, DVM, PhD A dead one-year-old female Red Sex-Link chicken was presented to the Texas A&M Veterinary Medical Diagnostic Laboratory in Gonzales, Texas for necropsy examination. … [Read more...]
Chromatophoromas in lacertids
Chromatophoromas in lacertids By Gaya Balamayooran, DVM, PhD, DACVP and Josué Diaz-Delgado, DVM, MS, PhD, DACVP A 76 gram, 9-year-old female knight anole (Anolis equestris) lizard from a zoological collection was euthanized due to poor prognosis … [Read more...]
Rickets in backyard chickens
Rickets in backyard chickens Gabriel Senties-Cue, MVZ, EPAA, MS Rickets was diagnosed in a live, 3-month-old, backyard type, female chicken. The bird was submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL) in Center, … [Read more...]
Necropsy of rare bovine conjoined twins
Necropsy of rare bovine conjoined twins By Erin Edwards, DVM, MS, DACVP and Gaya Balamayooran, DVM, PhD, DACVP Recently, bovine conjoined twin calves were submitted to the Texas A&M Veterinary Medical Diagnostic Laboratory (TVMDL). Both the … [Read more...]
Rabies in a Sheep
Rabies in a Sheep R. G Helman DVM, PhD DACVP An 8-month-old male sheep was purchased out of state at the end of September. The animal was clinically normal until November 1 when it was noted to be having a seizure. The animal could not stand or … [Read more...]
