Ultrasound: The biliary system
Dr Nikolaus Mayr demonstrates ultrasound examination of the biliary system with emphasis on the diagnosis of cholecystitis.
Category General Surgery
Jean-Baptiste Hippolyte Dance
Biography Born 21 February 1797 Saint-Pal-de Chalencon, France Died of cholera on 18 April 1832 inParis Medical Eponyms Dance Sign (1826) sausage-like mass in the right upper quadrant with absence of bowel (or emptiness) in the right lower quadrant. The…
George Bushar Markle IV
George Bushar Markle IV (1921 - 1999) was an American surgeon. Markle Sign (1973) or Heel Drop Jarring Test in patients with intraperitoneal inflammation
John Englebert Dunphy
Dunphy sign [* cough test; coughing test ] increased abdominal pain, localised to the right lower quadrant, with coughing. Attributed to John Englebert Dunphy (1908-1981)
Markle Sign
George Bushar Markle IV (1921 – 1999) was an American surgeon. Eponymously linked to the Markle Sign in appendicitis (1985)
Ultrasound Case 089
A woman of 40 presents with intermittent RUQ pain and nausea. You try to find her gallbladder. Wall-echo-shadow (WES) sign
Alvarado score
The Alvarado score is a 10 point score for predicting acute appendicitis (mnemonic MANTRELS). Alfredo Alvarado in 1986
Bassler Sign
Anthony Bassler (1874-1959) was an American gastroenterologist. In 1913 he described Bassler sign: compressing the appendix to assist in diagnosing chronic appendicitis.
Rigler sign
Radiographic sign of pneumoperitoneum. Air in the peritoneum and air within the intraluminal spaces outline the luminal and serosal surfaces of the bowel wall.
Leo Rigler
Leo George Rigler (1896 - 1979) was an American radiologist. Eponymously affiliated with Rigler sign; Rigler triad (1941) Hoffman-Rigler sign (1965)
Acute Cholangitis
Acute or ascending cholangitis is a potentially life-threatening systemic infection resulting from inflammation and infection of the biliary tree due to bacterial growth in the bile, usually in the context of biliary obstruction
Toxic megacolon
Toxic megacolon is colonic dilation (>6cm) with systemic toxicity, usually due to an acute colitis; can involve the whole colon or only one segment.