Veterian Key

Sinusitis, Primary Basic Information Definition An inflammatory process of the paranasal sinus system caused by bacterial upper respiratory tract infection Epidemiology Species, Age, Sex Primary sinusitis can affect horses of…

Keratocytes Basic Information Definition Keratocytes are erythrocytes with one or two projections that may form as a result of rupture of a vacuole or hole within an erythrocyte. Their mechanism…

Schistocytes Basic Information Definition Schistocytes are fragmented erythrocytes. They are irregular in shape and smaller than normal erythrocytes on blood smears. Synonym(s) Schizocytes Red blood cell fragments

Lyme Disease Basic Information Definition Infection with a tickborne, gram-negative helical spirochete, Borrelia burgdorferi, which causes disease resulting in equivocal signs of lameness or behavioral changes Synonym(s) Borreliosis Epidemiology •…

Fibrinogen Basic Information Definition Fibrinogen is a soluble plasma protein produced by hepatocytes. Typical Normal Range (US units; SI units) Adults: 0.1 to 0.4 g/dL (1.0–4.0 g/L); varies slightly between reference laboratories….

Testosterone Basic Information Definition • Hypertestosteronemia: Increased circulating concentration of testosterone • Hypotestosteronemia: Decreased circulating concentration of testosterone Physiology • Testosterone or 17-beta-hydroxy-4-androstene-3-one is a steroid hormone from the androgen…

Failure to Cycle or Irregular Cycling

Immunodeficiency, Agammaglobulinemia Basic Information Definition A rare primary immunodeficiency disease characterized by a lack of B cells and thus a failure to make any immunoglobulins Epidemiology • Observed only in…

Polymerase Chain Reaction (PCR) Methods for Infectious and Genetic Diseases

Phosphorus Basic Information Definition • Hyperphosphatemia: Increased phosphorous concentration in the blood • Normophosphatemia: Normal phosphorous concentration in the blood • Hypophosphatemia: Decreased phosphorous concentration in the blood Typical Normal…