An axial CT image of the neck shows small cysts in bilateral parotid glands (stars). Cervical lymphadenopathy is present (not shown).
Facts: Lymphoepithelial Cysts in HIV
- First described in 1988 in 18 males with painless facial swelling
- Incidence: 3-10% of HIV-positive individuals
- Can occur before HIV seroconversion
- Can occur at any CD4 cell count
- Unknown etiology
- Multiple, bilateral cysts of parotid glands
- Cervical lymphadenopathy
- Imaging differential diagnosis: bilateral Warthin's tumor, cystic pleomorphic adenoma, Sjogren's disease, branchial cleft cyst
Lufkin RB, et al. Teaching Atlas of Head and Neck Imaging, 2000.