Chignon (medical term)

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For the hair pattern, see Chignon (hairstyle).
Vacuum Extraction bruised scalp.JPG
A baby's scalp showing the effects of a vacuum extraction.
Classification and external resources
Specialty pediatrics
ICD-10 P12.1
ICD-9-CM 767.19

A chignon is a temporary swelling left on an infant's head after a ventouse suction cap has been used to deliver him or her.[1] It is not a sign of serious injury and may take as little as two hours or as long as two weeks to disappear.

See also[edit]


  1. ^ Baston, Helen; Durward, Heather (23 June 2010). Examination of the Newborn: A Practical Guide. Routledge. pp. 72–75. ISBN 978-0-203-84995-8. 

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