• Kocher’s sign-thyrotoxicosis
• Macewen’s sign- alcohol poisoning
• Murphy’s sign-acute cholecystitis
• Nicolsky’s sign-application of pressure on normal skin produces a new lesion.Seen in pemphigus,TEN,Stevens Johnson syndrome ,Staphylococcla scalded syndrome
• Osler’s sign- alkaptonuria
• Pastia sign-scarlet fever
• Pelken’s sign- scurvy
• Prayer sign- diabetes
• Raccoon eye sign-fracture of base of skull
• Schamroth’s sign-clubbing
• Signet ring sign-xray of patient with scurvy
• Spatula sign-tetanus
• Steinberg sign-Marfan’s syndrome
• Tear drop sign- orbital blowout fracture
• Trail sign- tracheal displacement
• Tram track sign- Struge Weber syndrome
• Trousseaus sign-seen in tetany
• Trumbling bullet sign- post traumatic bone cyst
• Water lily sign-hydatid cyst
• Wimberger’s sign-congenital syphilis,scurvy
• Wrist sign-Marfan’s syndrome

Sources:www.slideshare.net.com(signs in medicine),http://www.emdocs.net