title: Nodulocystic acne as a phenotypic feature of the XYY genotype.
mesh_terms: D000152:Acne Vulgaris / Q000097:blood / Q000235:genetics*; D000328:Adult; D002869:Chromosome Aberrations / Q000150:complications / Q000175:diagnosis; D025063:Chromosome Disorders; D005838:Genotype; D006801:Humans; D008297:Male; D010641:Phenotype; D011594:Psychometrics