This letter was written in response to the following two Case Reports: Roy U, Das SK, Mukherjee A, et al. Irreversible hemichoreahemiballism in a case of nonketotic hyperglycemia presenting as the initial manifestation of diabetes mellitus. Tremor Other Hyperkinet Mov. 2016; 6. doi: 10.7916/D8QZ2B3F Cosentino C, Torres L, Nuñez Y, et al. Hemichorea/hemiballism associated with hyperglycemia: report of twenty cases. Tremor Other Hyperkinet Mov. 2016; 6. doi: 10.7916/D8DN454P This letter prompted response letters from the authors of the original Case Reports: Cosentino C, Torres L, Nunez Y, et al. Reply #1 to: Glycemic choreoballism. Tremor Other Hyperkinet Mov. 2016; 6. doi: 10.7916/D8KW5GBF Roy U, Das SK, Mukherjee A, et al. Reply #2 to: Glycemic choreoballism. Tremor Other Hyperkinet Mov. 2016; 6. doi: 10.7916/D8G44QM1

Tremor and Other Hyperkinetic Movements, Tremor and Other Hyperkinetic Movements