Red, white and blues: Darier disease and mood disorder

Description 

A middle-aged woman presented with a progressively worsening rash for 25 years. The rash was foul smelling and tender, occurring symmetrically in the folds of her abdomen and lower legs. Her medical history was significant for major depressive disorder. She had been receiving care from multiple psychiatrists over the last 10 years, and she has been hospitalised in inpatient psychiatric facilities for acute psychotic episodes. She admitted to having two of five siblings with similar skin problems, both additionally having been diagnosed with mood disorders including bipolar disorder and major depressive disorder. The patient stated the other three siblings were healthy. On examination, the patient had plaques of confluent papules and foul-smelling, weeping patches which were distributed over the folds of her chest and abdomen, as well as the flexure surfaces of her bilateral lower extremities (figure 1). Examination of her nails revealed red and white...

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