Two cases of refractory writer's cramp in pain clinic: Is botulinum the answer?

Marsden, 1990, Writer's cramp, Trends Neurosci, 13, 148, 10.1016/0166-2236(90)90007-W Sheehy, 1982, Writers’ cramp – a focal dystonia, Brain, 105, 461, 10.1093/brain/105.3.461 Rhoad, 1993, Writer's cramp – a focal dystonia: etiology, diagnosis, and treatment, J Hand Surg Am, 18, 541, 10.1016/0363-5023(93)90109-G Cordivari, 2002, EMG–EMG coherence in writer's cramp, Mov Disord, 17, 1011, 10.1002/mds.10212 Kristeva, 2005, Electroencephalographic spectral power in writer's cramp patients: evidence for motor cortex malfunctioning during the cramp, Neuroimage, 27, 706, 10.1016/j.neuroimage.2005.05.004 Rivest, 1991, Writer's cramp: treatment with botulinum toxin injections, Mov Disord, 6, 55, 10.1002/mds.870060110 Setler, 2002, Therapeutic use of botulinum toxins: background and history, Clin J Pain, 18, S119, 10.1097/00002508-200211001-00002 Freund, 2003, Temporal relationship of muscle weakness and pain reduction in subjects treated with botulinum toxin A, J Pain, 4, 159, 10.1054/jpai.2003.435 Linde, 2011, Botulinum toxin treatment of secondary headaches and cranial neuralgias: a review of evidence, Acta Neurol Scand Suppl, 191, 50, 10.1111/j.1600-0404.2011.01544.x Wu, 2012, Botulinum toxin type A for the treatment of trigeminal neuralgia: results from a randomized, double-blind, placebo-controlled trial, Cephalalgia, 10.1177/0333102412441721 Weise, 2012, Focal hand dystonia: lack of evidence for abnormality of motor representation at rest, Neurology, 78, 122, 10.1212/WNL.0b013e31823efce6 Writer's Cramp; 2012. Available from: http://emedicine.medscape.com/article/1154398-overview#a0199 [cited 2012 May 14]. Gordon, 2005, Focal dystonia with special reference to writer's cramp, Int J Clin Pract, 59, 1088, 10.1111/j.1742-1241.2005.00603.x Jankovic, 1990, Botulinum toxin injections for cervical dystonia, Neurology, 40, 277, 10.1212/WNL.40.2.277 Taira, 2003, Neurosurgical treatment for writer's cramp, Acta Neurochir Suppl, 87, 129 Cohen, 1989, Treatment of focal dystonias of the hand with botulinum toxin injections, J Neurol Neurosurg Psychiatr, 52, 355, 10.1136/jnnp.52.3.355 Panicker, 2003, Botulinum toxins: pharmacology and its current therapeutic evidence for use, Neurol India, 51, 455 Truong, 2009, Current clinical applications of botulinum toxin, Curr Pharm Des, 15, 3671, 10.2174/138161209789271843