Dr. Yugal Sachdev (Dermatology) needs a second opinion on this medical case.
61 y/o Male with rash starting on foot in summer. Initially responded to methylprednisone and PO steroid taper starting at 50mg and doxycycline. Rash recurred with the diffuse spread. Rash recurred with diffuse spread and improved some to repeat PO steroid taper and doxy.
What is the diagnosis and treatment options?