<unk> , also known as Sitkovskiy sign is a sign of acute appendicitis. It is observed, when tenderness in the right lower quadrant increases when the patient moves from the supine position to a recumbent posture on the left side.
Rosenstein's sign
Aaron's sign
Cullen's sign
Winterbottom's sign
Rovsing's sign
Froment's sign
Louvel's sign
Darier's sign