First rib hypoplasia in Patau's disease.
D002901:Chromosomes, Human, 13-15; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D008297:Male; D011859:Radiography; D012272:Ribs / Q000002:abnormalities* / Q000000981:diagnostic imaging; D013131:Spine / Q000002:abnormalities; D013577:Syndrome; D014314:Trisomy