View Preauricular Pit Infection Drainage Images. Preauricular pits are also known as preauricular cysts, fissures, or sinuses. Preauricular pits are also known as preauricular cysts, fissures, or sinuses.
A preauricular pit or opening is the beginning of a sinus tract that weaves itself underneath the skin of the ear. What do preauricular pits look like? Preauricular pits, sinuses, and tags are not unusual in the pediatric population and are often an incidental physical exam finding.
Sometimes the tract is short and other times it can be long with.
Fluid or pus drainage from the pit. Nejm.org uses cookies to improve performance by remembering your session id when you navigate from page to page. This is not usually a cause for concern, but infection may lead to mild. Further examination revealed a preauricular pit of the left ear (figure 2).