Bartomier-Michelson's sign

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Bartomier-Michelson's sign is a medical sign characterized by increased pain on palpation at the right iliac region as the person being examined lies on their left side compared to when they lie on their back.{{cite book|last1=Sachdeva|first1=Anupam|last2=Dutta|first2=AK|title=Advances in Pediatrics|url=https://books.google.com/books?id=I2FHFyCaDeIC&pg=PA1432|date=31 August 2012|publisher=JP Medical Ltd|isbn=978-93-5025-777-7|pages=1432}}

It helps in detection of appendicitis.