Mass in posterior introitus near 4 o'clock or 8 o'clock position
May develop over days or longer time (if preceded by cyst)
Systemic symptoms (e.g. fever/chills) are rarely present
May develop over days or longer time (if preceded by cyst)
Bartholin gland abscess
Cysts of other glandular structures
Facial cellulitis
Leiomyoma
Dental abscess
Lipoma
Ganglion cyst
Carcinoma  