Differential diagnosis of metabolic causes of altered mental status are :
-hypoglycemia
-hypoxia
-hyperglycemia
-hypernatremia
-hyponatremia
-hypercalcemia
-hepatic encephalopathy
-uremia
-hypothyroidism
-hyperthyroidism
-thiamine deficiency
-vitamin B12 deficiency
-Wilson’s disease
-carbon monoxide poisoning
-hypoglycemia
-hypoxia
-hyperglycemia
-hypernatremia
-hyponatremia
-hypercalcemia
-hepatic encephalopathy
-uremia
-hypothyroidism
-hyperthyroidism
-thiamine deficiency
-vitamin B12 deficiency
-Wilson’s disease
-carbon monoxide poisoning