Definition of primary and secondary amenorrhea. Amenorrhea is the medical term for the absence of menstrual periods, either on a permanent or temporary basis. Amenorrhea can be classified as primary or secondary.
Most inherited bleeding disorders are the result of abnormal platelet function or a deficiency in one or more of the factors involved in the blood clotting system. The most serious and common inherited coagulation disorders in dogs are hemophilia(deficiency of factor VIII or IX) and von Willebrand's disease (lack of von Willebrand factor). Other coagulation disorders are discussed here.
Symptoms of Cushing's Disease. Cushingâs occurs most commonly in older animals and can mimic the so-called ânormalâ signs of aging. Owners of affected dogs may observe one or more of the following signs of the disease: Increased thirst and water intake (polydispsia) Increased urine output (polyuria) Inappropriate elimination (urinating in the house or other unusual places) Increased appetite and food intake (polyphasia; often ravenous)