Cutaneous ciliated cyst of right popliteal fossa.

Sir, C c i l ia ted cyst (CCC) is an unusual cystic lesion of skin, which affects the lower limb of young female. CCC presents as a single unilocular or multilocular subcutaneous cyst lined by epithelium, histologically reminiscent of fallopian tube mucosa. A 38 year old female presented in orthopaedic outpatient department with history of swelling over right popl i teal fossa . I t was gradual ly increasing in s ize over period of one year. The swelling was 3 x 2 cm in size, soft to cystic , nontender, and slightly mobile. Overlying skin was unremarkable . The cyst was separate from knee joint. The lesion wa s c o m p l e t e l y r e m o ve d u n d e r local anaesthesia. We received a skin covered specimen measuring 3 x 2 x 1 cm with unilocular cyst containing serous fluid. The cyst wall was thin, smooth and grayish in colour. On Cutaneous Ciliated Cyst of Right Popliteal Fossa