title: [An ultrasonic method for determining the amount of residual urine in patients with obstruction in the lower urinary tract].
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography / Q000379:methods*; D014524:Urethral Obstruction / Q000175:diagnosis*; D001743:Urinary Bladder; D014546:Urinary Catheterization; D014556:Urine
vernacular_title: Ultrazvukov metod za opredeliane na kolichestvoto na rezidualnata urina pri bolni s obstruktsiia v dolnite pikochni pŭtishta.