AEIOU TIPS - Mnemonic for Causes of Altered Mental Status
A - Alcohol, Acidosis, Ammonia, Arrhythmia
E - Electrolytes, Endocrine, Epilepsy
I - Infection
O - Overdose, Oxygen, Opiates
U - Uremia
T - Temperature, Trauma, Thiamine
I - Insulin (hypoglycemia)
P - Psychiatric, Poisoning
S - Stroke, Seizure, Syncope, Space Occupying Lesions, Shunt (VP) Malfunction, SAH

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