mucoid cyst

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Related to mucoid cyst: mucous cyst

mucoid cyst

Etymology: L, mucus + Gk, eidos, form, kytis, bag
a cyst formed by an overgrowth of a mucus gland or by the spread of mucus into the interstitial tissues. Also called mucous cyst.
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Mucoid cyst


abnormal sac with a membranous lining, containing fluid or semisolid material
  • dermoid cyst developmental, fibrous walled cyst lined with stratified epithelium and containing hair follicles, sweat glands and sebaceous glands

  • retention cyst cyst formation due to retention of gland secretion

  • sebaceous cyst sebaceous gland retention cyst

synovial cyst

; dermoid cyst; mucoid cyst small, discrete, palpable, fluctuant, transluminant swelling of dorsum of digit, due to synovial membrane herniation (i.e. arthrocele formation) from distal interphalangeal joint; may rupture through overlying skin, or cause local nail matrix pressure with resultant nail plate deformity