chalazion
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GC: n

S: NCBI – https://www.ncbi.nlm.nih.gov/books/NBK499889/ (last access: 29 November 2019); MEDLP – https://medlineplus.gov/ency/article/001006.htm (last access: 29 November 2019).

N: 1. small tumor in the eyelid, 1708, from Greek khalazion, diminutive of khalaza “hail, hailstone; small lump or knot; pimple,” from PIE root *gheled- “hail.”
2. An eyelid mass that results from chronic inflammation of a meibomian gland and shows a granulomatous reaction to liberated fat when subjected to histopathological examination; sometimes called meibomian or tarsal cyst.
3. The term “chalazion” was recommended by the Medical Signs and Symptoms Committee.

S: 1. OED – http://www.etymonline.com/index.php?allowed_in_frame=0&search=chalazion&searchmode=none (last access: 3 September 2014). 2. DORLAND p. 336. 3. TERMIUM PLUS – https://bit.ly/2DqfyHA (last access: 29 November 2019).

SYN: meibomian cyst, tarsal cyst.

S: DORLAND p. 336; TERMIUM PLUS – https://bit.ly/2DqfyHA (last access: 29 November 2019).

CR: blepharitis, stye.