Citation, DOI, disclosures and article data
At the time the article was created Subhan Iqbal had no recorded disclosures.View Subhan Iqbal's current disclosures
At the time the article was last revised Frank Gaillard had the following disclosures:
- Radiopaedia Australia Pty Ltd, Founder and CEO (ongoing)
- Biogen Australia Pty Ltd, Investigator-Initiated Research Grant for CAD software development in multiple sclerosis (past)
These were assessed during peer review and were determined to not be relevant to the changes that were made.View Frank Gaillard's current disclosures
Boas sign is a clinical sign that is defined as hyperesthesia felt by the patient to light touch in the right lower scapular region or the right upper quadrant of the abdomen. It is classically seen in patients with acute cholecystitis.
History and etymology
Ismar Isidor Boas (1858–1938), was one of the German, greatest legendary gastroenterologists who described Boas sign in his paper 1-5. In the year 1895, he launched the world's first gastroenterology journal "Archiv für Verdauungs-Krankheiten". He also founded the German gastroenterology society in 1920 2-6.