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Painful blue finger: Achenbach’s syndrome
  1. Yasuhiro Kano1,
  2. Satoshi Watanuki2
  1. 1 Division of Emergency and General Medicine, Tokyo Metropolitan Tama Medical Center, Fuchu, Tokyo, Japan
  2. 2 Division of Emergency and General Medicine, Tokyo Metropolitan Tama Medical Center, Fuchu, Tokyo, Japan
  1. Correspondence to Yasuhiro Kano, Division of Emergency and General Medicine, Tokyo Metropolitan Tama Medical Center, 2-8-29 Musashidai, Fuchu, Tokyo 183-8524, Japan; yasuhiro.kano.21{at}gmail.com

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CASE PRESENTATION

A previously healthy 60-year-old male patient presented with sudden pain and bruising in his left little finger, which occurred at home shortly before his visit. At the time, he noticed a bluish discolouration on the palmar aspect of the finger and became concerned that it might be a sign of a serious vascular or haematological disease. He had no history of preceding trauma, cold exposure or medication. Physical examination revealed a subcutaneous …

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Footnotes

  • Contributors YK contributed to write manuscript, patient care and discussion. SW also contributed to discussion and patient care.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent Consent to publish the details of the case was obtained from the patient.

  • Provenance and peer review Not commissioned; internally peer reviewed.

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