eMedicine Specialties > Rheumatology > Soft Tissue and Regional Rheumatic Disease
Reflex Sympathetic Dystrophy: Differential Diagnoses & Workup
Updated: Aug 5, 2009
- Overview
- Differential Diagnoses & Workup
- Treatment & Medication
- Follow-up
Differential Diagnoses
Acute Nerve Injury
Cellulitis
Septic Arthritis
Upper Extremity Occlusive Disease
Workup
Laboratory Studies
- Levels of acute-phase reactants (ie, erythrocyte sedimentation rate [ESR], C-reactive protein) are generally within the reference range.
Imaging Studies
- Plain radiography
- Plain radiographs usually demonstrate pronounced demineralization in the underlying bony skeleton of the involved extremity (ie, Sudeck atrophy) that may become more severe with disease progression. No joint erosions are present.
- Demineralization begins at the ends of the bones and progresses to become homogeneous.
- Radionuclide imaging: Findings on 3-phase bone scan are positive in 50-90% of patients, and this study is most useful in early disease. Findings on the delayed image (ie, third phase) are generally abnormal, with increased uptake in the articular and periarticular structures of the involved extremity. Of course, this finding is not specific for reflex sympathetic dystrophy (RSD) but is supportive of that diagnosis in the appropriate clinical situation. In third-stage RSD, the bone scan findings may be normal, but the plain radiographs generally reveal profound demineralization of the affected extremity.
More on Reflex Sympathetic Dystrophy |
| Overview: Reflex Sympathetic Dystrophy |
Differential Diagnoses & Workup: Reflex Sympathetic Dystrophy |
| Treatment & Medication: Reflex Sympathetic Dystrophy |
| Follow-up: Reflex Sympathetic Dystrophy |
| References |
| Further Reading |
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References
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Kemler MA, van de Vusse AC, van den Berg-Loonen EM, et al. HLA-DQ1 associated with reflex sympathetic dystrophy. Neurology. Oct 12 1999;53(6):1350-1. [Medline].
Cimaz R, Matucci-Cerinic M, Zulian F, Falcini F. Reflex sympathetic dystrophy in children. J Child Neurol. Jun 1999;14(6):363-7. [Medline].
van Hilten BJ, van de Beek WJ, Hoff JI, et al. Intrathecal baclofen for the treatment of dystonia in patients with reflex sympathetic dystrophy. N Engl J Med. Aug 31 2000;343(9):625-30. [Medline].
Gobelet C, Waldburger M, Meier JL. The effect of adding calcitonin to physical treatment on reflex sympathetic dystrophy. Pain. Feb 1992;48(2):171-5. [Medline].
Kemler MA, Barendse GA, Van Kleef M, et al. Electrical spinal cord stimulation in reflex sympathetic dystrophy: retrospective analysis of 23 patients. J Neurosurg. Jan 1999;90(1 Suppl):79-83. [Medline].
Kemler MA, Barendse GA, van Kleef M, et al. Spinal cord stimulation in patients with chronic reflex sympathetic dystrophy. N Engl J Med. Aug 31 2000;343(9):618-24. [Medline].
Driessens M, Dijs H, Verheyen G, Blockx P. What is reflex sympathetic dystrophy?. Acta Orthop Belg. Jun 1999;65(2):202-17. [Medline].
Johnson JP, Obasi C, Hahn MS, Glatleider P. Endoscopic thoracic sympathectomy. J Neurosurg. Jul 1999;91(1 Suppl):90-7. [Medline].
Lundborg C, Dahm P, Nitescu P, et al. Clinical experience using intrathecal (IT) bupivacaine infusion in three patients with complex regional pain syndrome type I (CRPS-I). Acta Anaesthesiol Scand. Jul 1999;43(6):667-78. [Medline].
Oaklander AL, Fields HL. Is reflex sympathetic dystrophy/complex regional pain syndrome type I a small-fiber neuropathy?. Ann Neurol. Jun 2009;65(6):629-38. [Medline].
Oerlemans HM, Perez RS, Oostendorp RA, Goris RJ. Objective and subjective assessments of temperature differences between the hands in reflex sympathetic dystrophy. Clin Rehabil. Oct 1999;13(5):430-8. [Medline].
Pandita D, Danielson BD, Potti A, et al. Complex regional pain syndrome type-1: a rare complication of arteriovenous graft placement. J Rheumatol. Oct 1999;26(10):2254-6. [Medline].
Poncelet C, Perdu M, Levy-Weil F, et al. Reflex sympathetic dystrophy in pregnancy: nine cases and a review of the literature. Eur J Obstet Gynecol Reprod Biol. Sep 1999;86(1):55-63. [Medline].
Reuben SS, Steinberg RB, Madabhushi L, Rosenthal E. Intravenous regional clonidine in the management of sympathetically maintained pain. Anesthesiology. Aug 1998;89(2):527-30. [Medline].
Schwartzman RJ. New treatments for reflex sympathetic dystrophy. N Engl J Med. Aug 31 2000;343(9):654-6. [Medline].
Schwartzman RJ, Maleki J. Postinjury neuropathic pain syndromes. Med Clin North Am. May 1999;83(3):597-626. [Medline].
Severens JL, Oerlemans HM, Weegels AJ, et al. Cost-effectiveness analysis of adjuvant physical or occupational therapy for patients with reflex sympathetic dystrophy. Arch Phys Med Rehabil. Sep 1999;80(9):1038-43. [Medline].
Viel E, Ripart J, Pelissier J, Eledjam JJ. Management of reflex sympathetic dystrophy. Ann Med Interne (Paris). Apr 1999;150(3):205-10. [Medline].
Wesselmann U, Srinivasa NR. Reflex sympathetic dystrophy and causalgia. Anesth Clin North Am. 1997;15:407-27.
Further Reading
Clinical trials
Neurotropin to Treat Chronic Neuropathic Pain
Evaluation and Diagnosis of People With Pain and Fatigue Syndromes
Keywords
reflex sympathetic dystrophy, RSD, causalgia, Sudeck's atrophy, Sudeck-Leriche syndrome, minor traumatic dystrophy, major traumatic dystrophy, shoulder-hand syndrome, neurovascular dystrophy, post-traumatic vasomotor disorder, sympathetic neurovascular dystrophy, post-traumatic vasospasm, postinfarct sclerodactyly, traumatic angiospasm, transient regional osteoporosis, algodystrophy, complex regional pain syndrome, CRPS
Differential Diagnoses & Workup: Reflex Sympathetic Dystrophy