Pityriasis rosea (PR) is an acute inflammatory skin disorder characterized by erythematous scaling papules and macules. PR lesions are most commonly distributed over the trunk and proximal ...

Pityriasis rosea is an inflammatory skin condition that produces a red rash. On darker skin tones, this inflammation may appear dark red, purple, or dark brown. Its exact cause is unknown ...

Guttate psoriasis tends to be itchier than other forms of psoriasis and can be easily mistaken for a drug rash, pityriasis rosea, or other dermatologic conditions. As the papules begin to heal, they ...