RADIOLOGY: HEAD: Case# 33959: LYMPHOEPITHELEAL CYSTS. 40-year-old female who is HIV+ and known bilateral parotid mass by ultrasound. 1. Enlarged cystic areas of slightly high density within both parotid glands which are consistent with lymphoepitheleal cysts in a patient who is HIV+. High density nature of these cystic areas with enhancing walls may be related to chronicity. Infection cannot be excluded. Clinical correlation is suggested.