BMJ Case Reports 2018; doi:10.1136/bcr-2018-227401
  • Images in…

Oral ulcer due to dabigatran capsule

  1. Takuya Ikeda1
  1. 1Department of Pulmonary Medicine, Yokkaichi Municipal Hospital, Yokkaichi, Mie, Japan
  2. 2Department of Pharmacy, Yokkaichi Municipal Hospital, Yokkaichi, Mie, Japan
  1. Correspondence to Dr Shinichi Miyazaki, miyazaki.sin1{at}
  • Accepted 15 September 2018
  • Published 3 October 2018


An 80-year-old man with cerebral infarction and no neurological deficits was hospitalised for right empyema. Although the patient’s condition improved with antimicrobial therapy and right thoracic drainage, a swelling in his right cheek was observed during clinical rounds. Oral examination revealed ulceration on the right buccal mucosa (figure 1A) with an embedded blue solid matter (figure 1B), which …

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