Buffalo chest: A single chest cavity with no anatomic separation of the two hemithoraxes due, for example, to tension pneumothorax (air under pressure collapsing a lung). It is called buffalo chest because this anatomical peculiarity of the North American buffalo, or bison, helped the Indians of the Great Plains to kill them. A single Indian arrow to the chest frequently was enough to let air in to collapse both lungs and fell the breathless bison.
The use of the term “buffalo chest” came to medical attention through a 2003 report in The New England Journal of Medicine. However, the term dates back at least to 1984, as indicated by the report by GR Schorlemmer and others entitled “Bilateral pneumothoraces secondary to latrogenic buffalo chest” (Ann Surg. 1984;199:372-4). When the term was originally introduced into medicine is not known.
- Buffalo hump
Buffalo hump: a layman’s term for the deposition of fat in the area behind the base of the neck. This fat deposition can occur due to a number of conditions. The most characteristic association of buffalo hump deformity is either from diseases that result in elevated blood cortisol levels or from taking oral, intramuscular, or […]
Bulbar: Pertaining to a bulb, in medicine any rounded mass of tissue (that is shaped somewhat like a crocus or tulip bulb). For example, the bulbar conjunctiva is that part of the conjunctiva, a clear membrane of the eye, which covers the outer rounded surface of the eye. Bulbar can also apply to a rounded […]
- Bulbar conjunctiva
Bulbar conjunctiva: That part of the conjunctiva, a clear membrane of the eye, which covers the outer surface of the eye. The other part of the conjunctiva is the palpebral conjunctiva, which lines the inside of the eyelids. The bulbar conjunctiva is also called the ocular conjunctiva.
- Bulbourethral gland
Bulbourethral gland: A pea-sized gland in the male located behind and to the side of the urethra that discharges a component of seminal fluid into the urethra. There are two bulbourethral glands, one on each side. Also known as the Cowper’s gland.
- Bulimia nervosa