PT - JOURNAL ARTICLE AU - Brick, J. F. AU - Gutmann, L. AU - Brick, J. AU - Apelgren, K. N. AU - Riggs, J. E. TI - Timber rattlesnake venom‐induced myokymia AID - 10.1212/WNL.37.9.1545 DP - 1987 Sep 01 TA - Neurology PG - 1545--1545 VI - 37 IP - 9 4099 - http://n.neurology.org/content/37/9/1545.short 4100 - http://n.neurology.org/content/37/9/1545.full SO - Neurology1987 Sep 01; 37 AB - Facial and limb myokymia occurred in four consecutive cases of timber rattlesnake envenomation and represents the “fasciculations” frequently reported in this entity. The facial myokymia disappears within hours of antivenin therapy and the limb myokymia by increasing serum ionized calcium. These observations suggest that the action of the venom is a biochemical one, increasing peripheral nerve excitability.