A condition in which mucin is present in the skin in excessive amounts, or in abnormal distribution; classified as: metabolic m., diffuse or pretibial myxedema, lichen myxedematosus, gargoylism; secondary m., degeneration in tumors; localized m., follicular, papular, plaquelike, focal, and myxoid or synovial cyst. [mucin + G. -osis, condition]
- cutaneous focal m. flesh-colored papules of the skin, composed of homogenous mucinous material with scattered fibroblasts.
- follicular m. a relatively uncommon benign eruption of discrete erythematous lesions progressing to alopecia on the face or scalp, usually in young people, in which there are cystic mucinous changes in the epithelium of hair follicles in the involved area; may also develop in mycosis fungoides.
- oral focal m. an area of myxomatous connective tissue; the mucosal counterpart of cutaneous focal m..
- papular m. SYN: lichen myxedematosus.
- reticular erythematous m. (REM) SYN: REM syndrome.
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mu·ci·no·sis .myü-sə-'nō-səs n, pl -no·ses -.sēz a condition characterized by the presence of abnormally high concentrations of mucins in the skin
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mu·ci·no·sis (mu″sĭ-noґsis) any of a large group of conditions characterized by abnormal deposits of mucins (a type of mucopolysaccharide) in the skin; they may be primary conditions or secondary to an underlying condition.Medical dictionary. 2011.