Eccrine Hidrocystoma in the Middle Ear Associated With a Preauricular Fistula

A Clinically Intriguing Case of One Sided Axillary Lipoma and Other Sided Axillary Hidrocystadenoma in the Same Patient- Case Report

“…A biopsy of the lesion is necessary to exclude these diagnosis. Hidrocysadenomas of the ear is very rare however they occur and pose a problem for cosmetic as well as functional activity [8]. They are cosmetically undesirable as a result of their predominant facial location.…”

Multiple eccrine axillary hidrocystomas

“…There are fewer than 10 reported cases of eccrine hidrocystomas presenting in unusual locations, including the external ear canal, middle ear in association with a pre-auricular fistula, leg, scalp, and vulva. 7 , 8 There was 1 previously reported case of axillary hidrocystomas, but these were of an apocrine morphology. 9 …”