case_images: PMC5239827_01
case_images: Postauricular sinus excision location.
case_images: CRIS2017-5791972.001.jpg
case_images: PMC5239827_01_CRIS2017-5791972.001.jpg
case_images: fig1
case_images: Postauricular pilonidal sinus specimen.
case_images: CRIS2017-5791972.002.jpg
case_images: PMC5239827_01_CRIS2017-5791972.002.jpg
case_images: fig2
case_images: Hematoxylin-eosin stained slides of a specimen of pilonidal sinus obtained from the scalp of a 46-year-old patient. (a) 40, (b) 100, and (c) 400 times magnification images.
case_images: CRIS2017-5791972.003.jpg
case_images: PMC5239827_01_CRIS2017-5791972.003.jpg
case_images: fig3
case_images: It was identified as a pilonidal sinus according to the pathology report findings of a free hair shaft into the dermis and foreign body type of intense inflammatory reaction (Figure 3).