10th July 2023

A 37-year-old woman presents with patches of discoloured skin on her right cheek

A 37-year-old woman presents with patches of discoloured skin on her right cheek (see image below). They have been getting progressively larger over the last year. She is asymptomatic. Her history includes coeliac disease, she smokes 5 cigarettes/day and has previously used sun beds. She notes that her sister has similar skin changes. You diagnose melasma.

Discoloured skin on the right cheek

What are her relevant risk factors for developing melasma?

Select the SINGLE most appropriate option from the list below. Select ONE option only.