title: Familial absence of the trapezius muscle with associated shoulder girdle abnormalities.
abstract: Two brothers with congenital absence of the trapezius, pectoralis, supraspinatus and serratus anterior are reported and the relevant literature reviewed.
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics*; D000293:Adolescent; D000328:Adult; D005808:Genes, Recessive; D006801:Humans; D008297:Male; D009132:Muscles / Q000002:abnormalities*; D009334:Neck Muscles / Q000002:abnormalities*; D010369:Pectoralis Muscles / Q000002:abnormalities*; D012782:Shoulder / Q000002:abnormalities*