Atonic seizure
Atonic seizure is a type of motor seizure characterized by a sudden loss or diminution of muscle tone without apparent preceding myoclonic or tonic event lasting about 1 to 2 seconds, involving head, trunk, jaw, or limb musculature.
What is Atonic seizure?
Atonic seizure is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Atonic seizure that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Atonic seizure
The following conditions have been associated with Atonic seizure. Only a health professional can determine the underlying cause.
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Related symptoms
When to seek medical care
Seek urgent care if Atonic seizure is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.