Squamous cell carcinoma

From dermoscopedia academy

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 Editor: User:N.N.

 Author(s): Lauren Fried
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Description Below are dermoscopic features commonly associated with the diagnosis “Squamous cell carcinoma”. The example images have been approved by a panel of experts as representative of each given feature.


For a more in-depth discussion of associated features, please see the Dermoscopedia page for “Squamous cell carcinoma”.

Author(s) Lauren Fried
Responsible author N.N.→ send e-mail
Status unknown
Status update This page has not yet been assessed.
Status by Ralph P. Braun


Below are dermoscopic features commonly associated with the diagnosis “Squamous cell carcinoma”. The example images have been approved by a panel of experts as representative of each given feature.

For a more in-depth discussion of associated features, please see the Dermoscopedia page for “Squamous cell carcinoma”.

Yellow keratin mass / scale crust[edit]

The keratin mass consists of amorphous, yellow-white to light-brown areas without any recognizable structure.[1]

White circles (“keratin pearls”)[edit]

Rosette sign[edit]

White, four-leaf clover-shaped structure; can only be seen with polarized dermoscopy.[2]

Glomerular (coiled) blood vessels[edit]

Glomerular vessels are the dermoscopic manifestations of tortuous, dilated capillaries.[3]

Hairpin vessels, usually with whitish halo[edit]

Hairpin (looped) vessels are characterized by vessels that resemble hairpins, consisting of a U-shape with a sharp bend at one end.[4]

Ulceration / blood spots/ hemorrhage [edit]

Ulceration consists of large, irregularly shaped or roundish areas of dull red or red-brown structureless color.[5]