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Medical Definition of Mucoepithelial dysplasia
1. An epithelial cell dishesive disease characterised by red, periorificial mucosal lesions of oral, nasal, vaginal, urethral, anal, bladder, and conjunctival mucosa, with cataracts, follicular keratosis, non-scarring alopecia, frequent pulmonary infections, pneumothorax, and sometimes cor pulmonale; autosomal dominant inheritance. (05 Mar 2000)