ABDOMEN: Abdominal Air, Gas, or Abscess

G-236Spontaneous Pneumoperitoneum without Peritonitis
G-237Pneumoperitoneum with Peritonitis
G-238Perforated Hollow Viscus in an Infant
G-239Abnormal Gas Collection in the Right Upper Quadrant
G-240Abnormal Gas Collection in the Left Upper Quadrant
G-241Large Abdominal Gas Pocket
G-242Abdominal or Pelvic Abscess
G-243Right Anterior Pararenal Space Abscess (esp. Ultrasound, CT, or MRI)
G-244-SAbscess Mimics on Abdominal Ultrasound, CT, or MRI
G-245Decreased Abdominal Gas in a Newborn
G-246Decreased Abdominal Gas in an Adult