Weekly Case

Title : Case 909

Age / Sex : 84 / M


Chief complaint : Palpable lesions at the extensor surfaces of bilateral forearms (a patient with seropositive RA)
Onset: 5 MA


What is your diagnosis?

Two weeks later, you can see the final diagonosis with a brief discussion of this case (Please submit only one answer)

Courtesy : 김효진 (Kim, Hyo Jin), 보라매병원 (SMG-SNU Boramae Medical Center)