Cupola sign

Pneumoperitoneum on chest X-ray.

Cupola sign is a radiological sign that is helpful in pneumoperitoneum. ^[1]

In cupola sign, straight x-ray abdomen in erect posture reveals gas under diaphragm when there is relatively large amount of air in the peritoneal cavity.

References

↑ Bhat, Sriram; M, Sriram Bhat (30 December 2012). SRB's Manual of Surgery. JP Medical Ltd. p. 1280. ISBN 978-93-5025-944-3.

Radiologic signs

Cardiovascular	Aortic unfolding Dense artery sign Halo sign

Respiratory	Air crescent sign Deep sulcus sign Golden S sign Hampton hump Kerley lines Peribronchial cuffing Sail sign of the chest Silhouette sign Steeple sign Thumbprint sign Traction bronchiectasis Tree-in-bud sign Westermark sign

Urogenital	Canga's bead symptom

Musculoskeletal	Crescent sign Fabella sign Fat pad sign Osteopathia striata Sail sign of the elbow

Gastrointestinal	Cupola sign Double bubble Endoexoenteric Football sign Hampton's line Hot quadrate sign Mumoli's sign Omental cake Pneumatosis intestinalis Rigler's sign Sentinel loop

Neurological	Hot cross buns Hyperdense middle cerebral artery

Eponymous medical signs for digestive system and abdomen

Digestive system

GI tract	Goodsall's rule Chilaiditi syndrome intussusception: Dance's sign Lockwood's sign appendicitis: Aaron's sign Arapov's sign (contracture) Dunphy sign Markle sign McBurney's point Rosenstein's sign Rovsing's sign Sherren's triangle Aure-Rozanova's sign Alder's sign pancreatitis Mallet-Guy sign Radiologic signs: Hampton's line Klemm's sign

Accessory	liver: Councilman body Mallory body biliary: Boas' sign Courvoisier's law Charcot's cholangitis triad/Reynolds' pentad cholecystitis (Murphy's sign Lépine's sign) Nardi test

Abdominopelvic

Peritoneum	Blumberg sign Rigler's sign Cupola sign

Hernia	Howship–Romberg sign Hannington-Kiff sign

Other	Fothergill's sign Carnett's sign

Abdominal

general

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