Dimple Sign In Dermatofibroma

May 14, 2017 · Sign in to add this video to a playlist. Sign in. ... Pinching a dome-shaped dermatofibroma between two fingers causes the lesion to retract …

dimple sign: in dermatofibroma, dimpling elicited when the lesion is squeezed.

Apr 22, 2019 · Sometimes a dermatofibroma is confused with a mole. The way to tell the difference between the two is to pinch the bump. If you pinch a dermatofibroma, it creates a dimple because it is attached to the underlying subcutaneous tissue.   On the other hand, if you pinch a mole, it projects up away from the skin.

Common DFs are usually less than 10mm in size and appear as dome-shaped papules, often with overlying hyperpigmentation. Upon lateral compression of these lesions a central dimple may be elicited, which is a helpful sign for clinical recognition of DF (Figure 1). Giant dermatofibromas have been described, ranging in size from 35 to 300mm.

Dermatofibromas are most often found on the arms and legs of women. They are small brown or reddish-brown mobile nodules, and they feel quite firm. They may be tender to touch. Many lesions demonstrate a "dimple sign," where the central portion puckers as the lesion is compressed on the sides. They generally do not change in size. Self-Care ...

Aug 10, 2017 · When pinched, a dermatofibroma will not push towards the surface of the skin. Instead, it will dimple inward on itself, which can help tell the difference between a dermatofibroma …

The colours of dermatofibroma vary. The classical DF has a pink or flesh-coloured centre with a pale brown periphery. Other colours are orange, yellow, red, or sometimes even purple, blue, or black. The size ranges from 3 to 10mm. When squeezed between the finger and thumb, the hard nodule sinks below the skin (the “dimple sign”).