Investigation of choice for intermittent gastrointestinal obstruction:
SBO IOC for Dx: X-ray Abdomen ERECT | AIR-FLUID LEVELS SUPINE | SITE OF OBSTRUCTION supine > Erect Gold standard: Diagnostic unceainty High grade obstruction Etiology Strangulation IOC for Dx of low grade intermittent SBO: Enteroclysis
X-ray
USG
Enteroclysis
Barium meal follow-through
Intestinal obstruction