018305 Seneviratne U;Dissanayake S (Neurology Dep, Ratnpura General Hospital, Ratnapura and Base Hospital, Polonaruwa, Sri Lanka) : Neurological manifestations of snake bite in Sri Lanka. J Postgrad Med 0000, 2002, 275-8.
Snake bite is an important cause of martality and morbidity in certain parts of Sri Lanka. This study was designed to determine the offending snakes, neurological manifestations, disease course, and outcome in neurotoxic envenormatin. Fifty six consecutive patients admitted with neurological manifestations following snake bite were studied prospectively. Data were obtained regarding the offending snakes, neurological symptoms, time taken for onsetn of symptoms, neurological signs, and time taken for recovery.The offending snake was Russell's viper in 27(48.2%), common and Sri Lankan krait in 19 (33.9%), cobra in 2(5.4%), and unidentified in limb weakness (26.8%), respiratory failure (17.9%), palatal weakness (10.7%), neck muscle weakness (7.1%), and delayed sensory neuropathy (1.8%). Neurological symptoms were experienced usually within 6 hours after the bite. Following administration of antivenom, the signs of recovery became evident within a few hours to several days. The duration for complete recovery ranged from four hours to two weeks.
^sSc2 tables, 19 ref