Category: E

A genus of fleas belonging to the family Pulicidae.  

The venom of poisonous snakes.  

A pathological condition of bones caused by imperfect bone formation. Ossification occurs in several different centers instead of in one common center.  

A method of scanning peripheral visual fields to optimize vision in patients with diseases that cause central visual loss, such as macular degeneration.  

A prothrombin activator purified from the venom of the Indian saw-scaled viper. It is used in laboratory assays of anticoagulation by prothrombin inhibitors such as hirudin.  

Formation of water vapor in body tissue, which occurs when the body is exposed to extreme reduction in barometric pressure.  

A congenital heart condition resulting from downward displacement of the tricuspid valve from the anulus fibrosus. It causes fatigue, palpitations, and dyspnea.  

Removal of bony fragments from a wound.  

An often fatal viral disease that has appeared in sporadic outbreaks in Africa. The clinical presentation of widespread bleeding into many organs and fever is similar to that seen in Lassa, Marburg, and Congo-Crimean viral hemorrhagic fevers.  

Mycoplasma pneumoniae , one of the causes of atypical pneumonia.