Also known as drop attacks, atonic seizures present with an abrupt loss of muscle tone. The child may suddenly fall forward or, if seated, slump forward in the chair. Typically associated with significant developmental delay.
An epileptic seizure characterized by sudden loss of muscle tone; may cause the head to drop suddenly, objects to fall from the hands, or the legs to lose strength, with falling and potential injury; usually not associated with loss of consciousness.
Seizures that are characterized by a sudden loss of muscle tone, causing the individual to instantly drop to the floor, commonly known as "drop attacks".
a seizure that causes a sudden loss of muscle tone, particularly in the arms and legs, and often causes the patient to fall.
An atonic seizure is an abnormal discharge of electrical activity in the brain that causes sudden, uncontrolled relaxation of most or all muscles in the body. Atonic seizures may result in what experts generally refer to as drop attacks, in which an individual suddenly collapses or is thrown to the ground.
(syn. drop attack) generalized seizure where sudden complete loss of muscle control and balance results in collapse
A sudden loss of muscle tone which may cause the individual to fall.
Atonic seizures (also called drop seizures, drop attacks, or akinetic seizures), are a minor type of seizure. They consist of a brief lapse in muscle tone that are caused by temporary alterations in brain function. The seizures are brief - usually less than fifteen seconds.