title: Osteopenia in patients with rheumatic diseases: principles of diagnosis and therapy.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D003720:Densitometry; D005260:Female; D005357:Fibrous Dysplasia of Bone / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D010018:Osteomalacia / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D010024:Osteoporosis / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D012216:Rheumatic Diseases / Q000150:complications*