Perifollicular fibroma.
D005153:Facial Neoplasms / Q000151:congenital / Q000175:diagnosis* / Q000473:pathology; D005350:Fibroma / Q000151:congenital / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D007223:Infant; D008297:Male; D008854:Microscopy, Electron