Seizures are predominantly generalized, including tonic-clonic, tonic and atonic seizures. It shows non-relaxation of lower oesophageal sphincter, increased tone of oesophageal sphincter, atonic oesophagus. Other conditions that can present similarly include narcolepsy, atonic seizure, and hypokalemic periodic paralysis. Carbachol can be used to treat atonic bowel and bladder. Carbachol can be used to treat atonic bowels and bladder. The cause of a drop attack can be, among many others, an atonic seizure. Other syllables or words are said to be "unaccented" or "atonic". The atonic syllable(s) is/are cut off. While composing for the game, he mixed both melodic and atonic sounds together. Atonic seizures involve the loss of muscle activity for greater than one second.