释义 |
DictionarySeesignpsoas sign
psoas sign Radiology The loss of the sharp delineation of the psoas muscle border normally seen on a plain erect abdominal film Significance Intra-abdominal or retroperitoneal pathology–eg, hemorrhage in trauma victims or florid acute inflammation in ruptured appendicitis.psoas signAbdominal pain produced by extension of the hip. The sign indicates a retrocecal or retroperitoneal lesion. See also: signLegalSeeSign |