Subtyping, a form of polymorphism, is when calling code can be agnostic as to whether an object belongs to a parent class or one of its descendants. For example, a function might call make_full_name() on an object, which will work whether the object is of class Person or class Employee.
The history may include inappetance, or loss of appetite, lethargy, and fever. Severely affected horses may have a history of high fever (105 â 106Â° F), depression, ventral edema, weight loss, ataxia, or incoordination, and epistaxis, or nosebleed.he virus is transmitted primarily by blood-feeding horseflies and deerflies. Infection with EIAV results in recurring, cyclic episodes of fever, lethargy, thrombocytopenia, or low platelets, anemia, and in some cases, weight loss, ventral edema, petechiation, or pinpoint bleeding in the skin, hemorrhage, and death.
Confidence votes 314. Pedal edema, or swelling of the foot and ankle, is not harmful in itself. However, it is an indication of something else going on in the body that may be harmful. Usually it indicates fluid retention in the body. This normally occurs to some extent during pregnancy and may be alleviated by limiting high sodium foods, and keeping your feet elevated whenever possible. However, it could also be an early symptom of a condition called pre-eclampsia.