Complex Regional Pain Syndrome Quiz
Reviewed By:
Shohei Harase, MD (Neurology)
Dr. Harase spent his junior and senior high school years in Finland and the U.S. After graduating from the University of Washington (Bachelor of Science, Molecular and Cellular Biology), he worked for Apple Japan Inc. before entering the University of the Ryukyus School of Medicine. He completed his residency at Okinawa Prefectural Chubu Hospital, where he received the Best Resident Award in 2016 and 2017. In 2021, he joined the Department of Cerebrovascular Medicine at the National Cerebral and Cardiovascular Center, specializing in hyperacute stroke.
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I have pain in my right arm
Arm pain after falling on a stretched out hand
Arm hurts after repetitive use
Arm hurts after using it a lot
Pain in the right upper arm
I have pain in my left arm
Arm hurts after falling on hands
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Learn more about Complex regional pain syndrome
Content updated on Sep 20, 2022
Complex regional pain syndrome (CRPS) is a form of chronic pain that usually affects an arm or a leg. It typically develops after an injury, a surgery, a stroke or a heart attack. The pain is out of proportion to the severity of the initial injury. CRPS is rare, and the cause isn't clearly understood.
Always in pain
Arm pain
Thigh pain
Swelling of the affected area
Swelling of any body part
Reduced sweating
Numbness or abnormal sensation
Your doctor may ask these questions to diagnose complex regional pain syndrome
Are you in pain all the time?
Do you have pain in the arms?
Do you have thigh pain?
Is the affected area swollen?
Do you have any swelling in any part of your body?
Treatment is most effective when started early. Treatment involves medications and therapies such as pain killers, antidepressants, anti-inflammatories, nerve-blocking medication. Therapies include heat therapy, physical therapy, nerve stimulation, spinal cord stimulation, acupuncture, etc.
View the symptoms of Complex regional pain syndrome
Diseases related to Complex regional pain syndrome
References
Bruehl S. Complex regional pain syndrome. BMJ. 2015 Jul 29;351:h2730. doi: 10.1136/bmj.h2730. PMID: 26224572.
https://www.bmj.com/content/351/bmj.h2730
Kessler A, Yoo M, Calisoff R. Complex regional pain syndrome: An updated comprehensive review. NeuroRehabilitation. 2020;47(3):253-264. doi: 10.3233/NRE-208001. PMID: 32986618.
https://content.iospress.com/articles/neurorehabilitation/nre208001
Shim H, Rose J, Halle S, Shekane P. Complex regional pain syndrome: a narrative review for the practising clinician. Br J Anaesth. 2019 Aug;123(2):e424-e433. doi: 10.1016/j.bja.2019.03.030. Epub 2019 May 2. PMID: 31056241; PMCID: PMC6676230.
https://www.bjanaesthesia.org/article/S0007-0912(19)30235-1/fulltext
Neumeister MW, Romanelli MR. Complex Regional Pain Syndrome. Clin Plast Surg. 2020 Apr;47(2):305-310. doi: 10.1016/j.cps.2019.12.009. Epub 2020 Jan 31. PMID: 32115056.
https://www.plasticsurgery.theclinics.com/article/S0094-1298(19)30123-3/fulltext
Urits I, Shen AH, Jones MR, Viswanath O, Kaye AD. Complex Regional Pain Syndrome, Current Concepts and Treatment Options. Curr Pain Headache Rep. 2018 Feb 5;22(2):10. doi: 10.1007/s11916-018-0667-7. PMID: 29404787.
https://link.springer.com/article/10.1007/s11916-018-0667-7
Reviewed By:
Shohei Harase, MD (Neurology)
Dr. Harase spent his junior and senior high school years in Finland and the U.S. After graduating from the University of Washington (Bachelor of Science, Molecular and Cellular Biology), he worked for Apple Japan Inc. before entering the University of the Ryukyus School of Medicine. He completed his residency at Okinawa Prefectural Chubu Hospital, where he received the Best Resident Award in 2016 and 2017. In 2021, he joined the Department of Cerebrovascular Medicine at the National Cerebral and Cardiovascular Center, specializing in hyperacute stroke.
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Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan