30th July 2026

A 67-year-old gentleman recently develops a rash on his hand, described as red, raised and blistering.

A 67-year-old gentleman recently develops a rash on his hand, described as red, raised and blistering. He has a past medical history of IHD, uncontrolled T2DM and hypertension. 

What is the pathophysiology of exogenous photosensitivity?

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