Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
in dermatofibroma, dimpling elicited when the lesion is squeezed.
Farlex Partner Medical Dictionary © Farlex 2012
dimple signA clinical finding evoked by pinching a subcutaneous lesion, which results in a central dell/dimple, seen in well-circumscribed, often benign superficial dermal tumors–eg, dermatofibromas, inclusion cysts, lipomas, neurofibromas. Cf 'Tent' sign.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
A sign to differentiate dermatofibroma, a benign lesion, from nodular melanoma, which it may mimic. On application of lateral pressure with the thumb and index finger, the dermatofibroma becomes dimpled or indented, whereas melanomas, melanocytic nevi, and normal skin protrude above the initial plane.
See also: sign
Medical Dictionary, © 2009 Farlex and Partners