John Y.M. Koo, MD

Article

Methotrexate Toxicity Induced by Ciprofloxacin Leading to Psoriatic Plaque Ulceration: A Case Report

Author:

Faranak Kamangar, MD

Timothy G. Berger, MD

Nasim Fazel, MD, DDS

John Y.M. Koo, MD

We present the case of a 90-year-old woman with psoriasis vulgaris who had been treated with methotrexate for many years.

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