Giant Mushroom-Like Cutaneous Cylindroma of the Head

Cylindroma of the scalp

A giant cutaneous horn.

A cutaneous horn is a uncommon and rare lesion. It is a conical projection of hyperkeratotic epidermis. Vary from a few milimeters to a several centimeters in length. The cutaneous horn is a clinical diagnosis and different histologic lesions have been documented at the base of the keratin mound. We presented a 77 years old female with a large "horn" of 3 years duration, arising from her forehe...

Dermoscopy of Cylindroma

Background. Dermoscopy provides additional criteria for the diagnosis of nonpigmented skin lesions. Case Report. An 80-year-old woman presented with an isolated, firm, dome-shaped, erythematous nodule with surface telangiectasia on her forehead. Dermoscopy showed areas of background pink coloration with arborizing telangiectasia, blue dots/globules, and ulceration. Histologic analysis revealed ...

Giant cutaneous horn on the lower lip.

Cutaneous horn is a conical hyperkeratotic projection of the skin composed of compact keratin. A wide range of pathologic conditions may be found at its base, including a significant proportion of malignant tumors. A notable, giant cutaneous horn uncovering a keratoacanthoma/well-differentiated squamous cell carcinoma is presented, highlighting the importance of histopathological examination to...

Giant nevus lipomatosus cutaneous superficialis.