Dr Alan Cameron, MBBS, FS... - All articles and blogs at Medical Observer

Merkel cell carcinoma

Merkel cell carcinoma metastasises in 40% of cases, with a five-year survival after metastasis of less than 50%.

When using a dermatoscope, look very carefully at the edge of lesions.

Beware nodular melanomas as they can mimic benign lesions.

The many clinical appearances of seborrhoeic keratoses.

This dermatoscopic pattern can sometimes be misleading.