Gas Bag

Presentation: Difficulty with micturition.
Findings: Multiple small bowel loops in scrotum due to right inguinal hernia. Compression of penile urethra.
Pathology: 75-80% hernias occur in inguinal region. Indirect five times commoner than direct. Contents may include small bowel loops, mobile colon segments (sigmoid, caecum, appendix), mesenteric fat.
Complications: incarceration; strangulation; intestinal obstruction.
Reference: Federle M. Jeffrey R. Desser T. et al. Diagnostic Imaging: Abdomen 2004. Amirsys. Canada.
Credit: Dr Marina-Portia Anthony, Dr Dharmesh Modi
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