Dermal sinus tracts represent congenital anomalies resulting from aberrant neurulation, often manifesting as small cutaneous openings along the midline of the back. These tracts can extend deeply to ...

Cutaneous dental (or odontogenic) sinus tracts are uncommon occurrences in which a channel forms from a dental focus of infection to a drainage site on the skin of the face or neck. Odontogenic sinus ...

You are asked to see a 14-year-old girl for recurrent, draining sores in the bilateral groin areas for over a year. She did not want to tell her parents, fearing what they might think, even though she ...