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Mucinous nevusD48.1
Synonym(s)
Linear connective tissue naevus of the proteoglycan type; mucinous nevus
HistoryThis section has been translated automatically.
Mc Grae, 1983
DefinitionThis section has been translated automatically.
Rare, congenital, mucinous connective tissue nevus.
Clinical featuresThis section has been translated automatically.
Isolated or multiple, yellowish-brownish or skin-coloured, mostly isolated, soft, elastic, symptomless papules, arranged in a linear or zosteriform fashion. Papules may confluent; formation of up to 5.0 cm large plaques with a smooth surface.
HistologyThis section has been translated automatically.
Below an unchanged or slightly acanthotic epidermis, an uncoloured area that is almost unstructured in the HE section appears, which can take up almost the entire corium. In alcian blue staining, this area appears pale blue. Inflammatory infiltrates are completely absent.
DiagnosisThis section has been translated automatically.
Clinical presentation: The hamartoma genesis of the lesions is defined by the zosteriform or linear arrangement of the papules/plaques (cutaneous mosaic).
Differential diagnosisThis section has been translated automatically.
TherapyThis section has been translated automatically.
Not necessary. Surgical approach if lesions are cosmetically compromising.
LiteratureThis section has been translated automatically.
- Chang SE (2003) A case of congenital mucinous nevus: a connective tissue nevus of the proteoglycan type. Ped Dermatol 20: 229-231
- Lee MY et al (2018) Mucinous nevus. Ann Dermatol 30: 465-467.
- Mc Grae JD Jr (1983) Cutaneous mucinosis in infancy. A congenital and linear variant. Arch Dermatol 119: 272-273.