2 doctors weighed in:
What causes photosensitivity rash?
2 doctors weighed in

Dr. Ally-Khan Somani
Dermatology
1 doctor agrees
In brief: Many causes
Causes for photosensitivity) can be classified into 1) those caused by the presence of an underlying skin condition (eg.
, lupus); 2) chemicals/drugs topical or ingested which are photosensitizers (eg., tetracyclines, dyes); 3) genetic diseases (eg., xeroderma pigmentosa); 4) metabolic disorders (porphyrias) and 5) idiopathic (unknown).

In brief: Many causes
Causes for photosensitivity) can be classified into 1) those caused by the presence of an underlying skin condition (eg.
, lupus); 2) chemicals/drugs topical or ingested which are photosensitizers (eg., tetracyclines, dyes); 3) genetic diseases (eg., xeroderma pigmentosa); 4) metabolic disorders (porphyrias) and 5) idiopathic (unknown).
Dr. Ally-Khan Somani
Dr. Ally-Khan Somani
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