A 45-year-old woman went to the doctor after noticing a rash that developed over a few weeks after the summer temperatures rose. She pointed to an area on her trunk with hypopigmented patches that had a fine scaly plaque. The rash wasn’t itchy or bothering her, but she wanted to find out the cause and make sure it wouldn’t spread to more visible areas of her body.
Is it tinea corporis, pityriasis alba, tinea versicolor, or guttate psoriasis?
Can you diagnose the patient? Use the Differential Builder in VisualDx to help you.
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