Arthropathy and Cutaneous Eruption in a Patient With Cystic Fibrosis

A girl with cystic fibrosis presented with a 2-year history of a relapsing-remitting, evanescent, salmon-pink maculopapular cutaneous eruption that was associated with joint pain. What is your diagnosis?
Source: JAMA Dermatology - Category: Dermatology Source Type: research