Unusual presentation of a frontal mucocoele.
D003884:Dermoid Cyst / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005626:Frontal Sinus / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D009078:Mucocele / Q000175:diagnosis* / Q000601:surgery