Malignant Hyperthermia: Symptoms, Risks & Emergency Care

Signs and symptoms of malignant hyperthermia can include:

* Rapid heart rate

* High blood pressure

* Muscle rigidity

* Increased body temperature

* Sweating

* Nausea and vomiting

* Confusion

* Seizures

* Loss of consciousness

Malignant hyperthermia can be fatal if not treated quickly. If you experience any of these symptoms during or after surgery, tell your doctor or nurse immediately.