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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 …
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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