bowenoid transformation in seborrheic keratosis: a retrospective analysis of 429 patients

Bowenoid transformation in seborrheic keratosis: A retrospective analysis of 429 patients

BACKGROUND Seborrheic keratosis is a common, benign skin tumor. Numerous reports have shown its possibility of malignant transformation. This study was designed to demonstrate the occurrence of concomitant seborrheic keratosis and skin cancers. MATERIALS AND METHODS Data was retrospectively reviewed from all patients with a diagnosis of seborrheic keratosis in pathology department of Alzahra ...

Association of pulmonary leiomyoma with seborrheic keratosis

A 58 year old man was referred to suegery clinic due to dyspnea and left sided chest wall pain for three months duration.during the last 18 months some monomorph disseminated hyperkeratotic skin lesions appeared on his face and trunk.after worlup and evaluation of the patient,he underwent thoracotomy with indication of presence of a mass in the left lung.the operative finding was a huge solid r...

Dermatofibroma simulating seborrheic keratosis dermoscopically*

Dermatofibroma is a frequent benign tumor of easy clinical diagnosis in most cases, but that can mimic other dermatoses. Dermoscopy may help to define the diagnosis and its classical pattern is a central white area, similar to a scar, surrounded by a discrete pigment network. However, dermoscopic findings are not always typical. We describe here a case of dermatofibroma exhibiting ridges, furro...

[Seborrheic keratosis of conjunctiva: a case report].

CASE REPORT Pigmented conjunctival lesions are a diagnostic challenge for the clinician. A 37-year-old man presented with a pigmented mass involving the conjunctiva of his right eye. Clinically, a diagnosis of malignant melanoma was made and a wide excision of the tumor was performed. The histopathologic diagnosis was seborrheic keratosis. DISCUSSION Seborrheic keratosis is a benign lesion wh...

Dermatoscopic Findings of Seborrheic Keratosis in Melanoma.

Cutaneous melanoma may in some instances be confused with seborrheic keratosis, which is a very common neoplasia, more often mistaken for actinic keratosis and verruca vulgaris. Melanoma may clinically resemble seborrheic keratosis and should be considered as its possible clinical simulator. We report a case of melanoma with dermatoscopic characteristics of seborrheic keratosis and emphasize th...

A naturally occurring ring seborrheic keratosis.