On radiological appearance of the calcaneus in rheumatoid arthritis and ankylosing spondylitis.
D000293:Adolescent; D000328:Adult; D001172:Arthritis, Rheumatoid / Q000175:diagnosis*; D002111:Calcaneus; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000175:diagnosis*