Medical dictionary. 2011.
pleuroperitoneal sinus — hiatus pleuroperitonealis … Medical dictionary
Hiatus — An opening, as in the diaphragm. When there is an unusually wide opening in the diaphragm, there can be a hiatus (or hiatal) hernia. In Latin an hiatus is an opening, gaping mouth, or chasm. It is derived from the verb hiare meaning to gape or… … Medical dictionary
pleuroperitoneal foramen — 1. hiatus pleuroperitonealis. 2. Morgagni f. (def. 1) … Medical dictionary
Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… … Medical dictionary
triangle — In anatomy and surgery, a three sided area with arbitrary or natural boundaries. SEE ALSO: trigonum, region. [L. triangulum, fr. tri , three, + angulus, angle] anal t. [TA] the posterior portion of the perineal region through which the … Medical dictionary
Bochdalek hernia — a congenital diaphragmatic hernia due to failure of closure of the pleuroperitoneal hiatus (foramen of Bochdalek). Called also foramen of Bochdalek h., parasternal h., and retrosternal h. See illustration. Bochdalek hernia in an infant, with… … Medical dictionary
Thoracic diaphragm — diaphragm Respiratory system Latin diaphragma Artery Pericardiacophrenic artery … Wikipedia
Hernia — A general term referring to a protrusion of a tissue through the wall of the cavity in which it is normally contained. More specifically, a hernia often refers to an opening or weakness in the muscular structure of the wall of the abdomen. This… … Medical dictionary
canal — A duct or channel; a tubular structure. SEE ALSO: c., duct. SYN: canalis [TA]. [L. canalis] abdominal c. SYN: inguinal c.. accessory c. a channel leading from the root … Medical dictionary
