Dr Ian McColl

A different sort of scale

THE yeast infection pityriasis versicolor presents as white scaly patches surrounded by tanned skin, in warmer climates.

GEOGRAPHIC tongue, or benign migratory glossitis, involves loss of the normal tongue surface papillae in the red area which looks smooth.

PAPULAR urticaria can be a difficult diagnosis to explain to a patient.

A LARGE pigmented lesion on the lower leg like this is often thought to be a melanoma. It looks suspicious due to size and colour variation.

ABOUT two years ago this man sustained a penetrating injury from a bougainvillea spike when re-potting plants.