Associated with ketamine (0.3%)
Usually associated with large doses or rapid IV push
Usually associated with large doses or rapid IV push
Ammonia toxicity
Medications
Ketamine
Doxapram
Hypocalcemia
Hyperparathyroidism
Acute tetanus
Ludwig's angina
Acute<unk> 
Submersion injury
Pulmonary chemical agents
Pepper spray
Smoke inhalation injury
Caustic cocktail
Ketamine
Doxapram
Hyperparathyroidism
Laryngospasm
Syncope 
Syncope
Chest pain 
Sore throat
Neck pain
Headache
Headache 