In our diagnostic challenges, we present cases seen by Cornell University’s Clinical Pathology Laboratory. These cover the gamut of venous blood smears, cytologic specimens and result (CBC, chemistry) interpretation, including those pesky erroneous results (usually due to preanalytical errors). A new case will be presented 4-6 times a year. Test yourself with the questions and […]
Diagnostic challenge Read More »
Aspirate of a mass at the thoracic inlet of a 30 year old hypercalcemic horse Case Information A 30 year old Quarter Horse gelding was presented to the Nemo Farm Animal Clinic at Cornell University’s Hospital for Animals for a dental examination. The horse had been previously diagnosed 1 month prior with pars pituitary
Aspirate of an esophageal nodule in a 1 year old dog Case Information A 1 year old neutered male Great Pyrenees mix was referred to Cornell University Hospital for Animal with a bicavitary (pleural and peritoneal) effusion that was diagnosed by the referring veterinarian. The dog had a three week history of inappetence after
Tracheal wash aspirate from a 4 month old foal Case Information A 4-month-old Standardbred filly was presented to Cornell University’s Nemo Farm Animal Hospital for a recheck of right carpal valgus, which was diagnosed a month prior at Cornell. The owners had chosen to treat the angular limb deformity with corrective shoeing. Upon physical
Aspirate of a subconjunctival mass in a dog Case Information A 10-year-old female spayed mixed breed dog was presented to the Cornell University Hospital for Animals for a medial subconjunctival extraocular mass of the left eye. The mass was first noted approximately 3 months prior to presentation, when the owners observed hyperemia and serous
Fever of unknown origin in a 7-month-old cat Case Information A 6 lb intact male Domestic Medium hair cat estimated to be 7 months old was presented to Cornell’s Emergency Service with an acute onset of lethargy. The cat was one of the kittens born in a window well at the owner’s house and
Liver aspirate from a 2 year old cat Case Information A 2 year old spayed female domestic longhair cat presented for evaluation of chronic upper respiratory disease. The cat was depressed but not inappetent. Increased activities of alanine aminotransferase (ALT, 966 U/L, reference interval, 28-109 U/L) and alkaline phosphatase (ALP, 111 U/L, reference interval,
Clinical pathologic results from a puppy Case Information A 15-week-old female Maltese puppy weighing 1.5 kg was presented to the primary care veterinarian with a one day history of lethargy and vomiting. The puppy was purchased from a breeder 6 weeks prior and had received vaccinations for Bordetella vaccine and distemper, adenovirus, parainfluenza, parvovirus
Venous blood smear from a horse Case Information A 2-year-old Quarter Horse gelding was presented to the primary veterinarian for a 1-month history of progressive lethargy and decreased performance. The horse had no prior health issues. The primary veterinarian performed bloodwork, which revealed pancytopenia and the horse was subsequently referred to the Equine and Food
Peritoneal fluid from a dog Case Information An 11 year-old, female spayed, mixed breed dog was presented to Cornell University Hospital for Animals (CUHA) for a suspected septic peritonitis. The patient had been seen for repeated visits by the referring veterinarian (RDVM), over a 4 day period, for persistent and progressive lethargy, discomfort, and anorexia.
Blood from a Holstein cow Case Information A 9 year old Holstein dairy cow that was in 7 months of gestation was presented to the Cornell University Equine and Farm Animal Hospital Large Animal Medicine Service for evaluation of an acute onset of anemia. The cow had a ten day history of mild diarrhea and
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