Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «P»:
Pontiac fever: A flu-like illness caused by the bacterium Legionella pneumophila contracted by breathing mist that comes from a water source (such as air conditioning cooling towers, whirlpool spas, showers) contaminated with the bacteria. The incubation period is short, from a few hours to 2 days, ...
Ponto-: Pertaining to the pons, a structure in the brain....
Pool, gene: The sum total of genes, with all their variations, possessed by a particular species at a particular time. (Not something to dive into.)...
Poor circulation: An inadequacy of blood flow. Inadequate blood flow to a
particular area of the body can result in too little oxygen being delivered to
that area, a condition known as hypoxia. The term poor circulation may be used
to refer to peripheral vascular disease (or peripheral arterial d...
Popcorn worker lung
Popcorn worker lung: See: Popcorn worker's lung....
Popcorn worker's lung
Popcorn worker's lung: A form of bronchiolitis obliterans, a severe
obstructive lung disease, in workers who mix and package flavored microwave-popcorn or are involved in other flavoring manufacturing.
In a typical case, a 40-year-old woman began work on a microwave-popcorn packaging line. She had...
Popliteal: Refers to the back of the knee. ...
Popliteal fossa: The hollow behind the knee....
Popliteal pterygium syndrome
Popliteal pterygium syndrome: An inherited condition with a web behind the knee. (A pterygium is a winglike triangular membrane).
The syndrome goes by a number of names including the popliteal web syndrome and, more inclusively, the facio-genito-popliteal syndrome:
Facial findings -- cleft palate (...
Population, study: See: Study population....
Porcelain gallbladder: Calcification of the wall of the gallbladder. The gallbladder looks on ultrasound, abdominal X-ray and computed tomography (CT) as if it were made of "porcelain." The calcification results from chronic cholecystitis (gallbladder inflammation) usually associated with gallstones...
Porcine: Having to do with swine. From the Latin "porcus" meaning "pig."
Porcine insulin is obtained from pig pancreas. A porcine skin graft is one in which pig skin is used, usually just for short-term protection....
Porencephaly: A disorder of the central nervous system involving a cyst or cavity in a cerebral hemisphere of the brain. The cysts or cavities are usually the remnants of destructive lesions, but are sometimes the result of abnormal development. The disorder can occur before or after birth.
Pork tapeworm: Taenia solium....
Pork tapeworm infection
Pork tapeworm infection: Known medically as cysticercosis, an infection caused by Taenia solium (the pork tapeworm). Infection occurs when the tapeworm larvae enter the body and form cysticerci (SIS-tuh-sir-KEY) (cysts). When cysticerci are found in the brain, the condition is called neurocysticerco...