n. (pl. crura) an elongated process or part of a structure. The crus cerebri is one of two symmetrical nerve tracts situated between the medulla oblongata and the cerebral hemispheres.
A condition in which kidney failure occurs in patients who have been the victims of severe crushing accidents (see also KIDNEYS). The fundamental injury is damage to muscle. The limb swells. The blood volume falls. Blood UREA rises; there is also a rise in the POTASSIUM content of the blood. Urgent treatment in an intensive therapy unit is required and renal dialysis may well be necessary. The patient may survive; or die with renal failure. Post-mortem examination shows degeneration of the tubules of the kidney, and the presence in them of pigment casts.... crush syndrome
1. damage to the phrenic nerve as a result of trauma. 2. formerly, surgical crushing of a portion of the *phrenic nerve. This paralyses the diaphragm on the side operated upon, which is then pushed upwards by the abdominal contents, thus pressing on the lung and partially collapsing it. This operation was formerly often combined with *pneumoperitoneum in the treatment of pulmonary tuberculosis but is now obsolete.... phrenic crush
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