PT - JOURNAL ARTICLE AU - Iftikhar Nadeem AU - Usman Khatana AU - Masood Ur Rasool AU - Asma Wasil AU - Mohammed Azher TI - Lessons of the month 2: Chronic eosinophilic pneumonia (CEP): A rare manifestation of infliximab therapy AID - 10.7861/clinmed.2020-0271 DP - 2020 Jul 01 TA - Clinical Medicine PG - 435--437 VI - 20 IP - 4 4099 - http://www.rcpjournals.org/content/20/4/435.short 4100 - http://www.rcpjournals.org/content/20/4/435.full SO - Clin Med2020 Jul 01; 20 AB - We present a rare and unusual case of 22-year-old man who was on infliximab therapy for his uncontrolled ulcerative colitis. Infliximab was stopped as he didn't get any benefit from it and he ended up having subtotal colectomy and ileostomy. He presented with shortness of breath and eosinophilia and underwent a number of investigations and finally a diagnosis of chronic eosinophilia secondary to infliximab was made.