[Diagnostic value of signs:  sciatic nerve sound in lumbosciatica].
D001416:Back Pain / Q000175:diagnosis*; D006801:Humans; D010808:Physical Examination; D012584:Sciatic Nerve; D012585:Sciatica / Q000175:diagnosis*; D013016:Sound
BACKACHE/diagnosis; SCIATICA/diagnosis
Valor diagnóstico del signo:  el grito del ciático en las lumbociáticas.