J. RODRIGUEZ-MORENO; J. M. NOLLA; L. M. RUIZ; X. JUANOLA; D. ROIG
To the editor: We read with interest the report by Lakhanpal and associates (1) about transient regional osteoporosis. We agree with the clinical description of the syndrome, but wish to pose some questions. Is objective differentiation possible between transient renal osteoporosis and reflex sympathetic dystrophy? The cause of both syndromes is unknown, and it is evident that they have the same radiographic and bone scan characteristics, and many of the same clinical signs. Lakhanpal and associates present a differential diagnosis in which variables are quantified as "moderately often," "usually present," "usually absent," "occasional," "frequent," and "uncommon." As other authors have
RODRIGUEZ-MORENO J, NOLLA JM, RUIZ LM, JUANOLA X, ROIG D. Transient Regional Osteoporosis or Reflex Sympathetic Dystrophy. Ann Intern Med. ;107:262. doi: 10.7326/0003-4819-107-2-262
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Published: Ann Intern Med. 1987;107(2):262.
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