Ethanol toxicity
Alcohol use disorder
Alcohol withdrawal
Alcohol withdrawal seizures<unk> 
Electrolyte/acid-base disorder
Alcoholic ketoacidosis
Beer potomania syndrome
Beriberi
Thiamine deficiency
Wernicke-Korsakoff syndrome
Alcohol withdrawal seizures<unk> 
Alcoholic ketoacidosis
Beer potomania syndrome
Beriberi
Thiamine deficiency
Wernicke-Korsakoff syndrome
Hypoxic encephalopathy
Acute toxic-metabolic encephalopathy<unk> 
Hypoglycemia
Hyperosmolar state (e.g., hyperglycemia)
Electrolyte Abnormalities (hypernatremia or hyponatremia, hypercalcemia)
Organ system failure
Hepatic Encephalopathy
Uremia/Renal Failure
Endocrine (Addison's disease, Cushing syndrome, hypothyroidism, myxedema coma, thyroid storm)
Hypoxia
CO2 narcosis
Hypertensive Encephalopathy
Toxins
TTP / Thrombotic thrombocytopenic purpura
Alcohol withdrawal
Drug reactions (NMS, Serotonin Syndrome)
Environmental causes
Hypothermia
Hyperthermia
Deficiency state
Wernicke encephalopathy
Subacute Combined Degeneration of Spinal Cord (B12 deficiency)
Vitamin D Deficiency
Zinc Deficiency
Sepsis
Osmotic demyelination syndrome (central pontine myelinolysis)
Limbic encephalitis
Hypoglycemia
Hyperosmolar state (e.g., hyperglycemia)
Electrolyte Abnormalities (hypernatremia or hyponatremia, hypercalcemia)
Organ system failure
Hepatic Encephalopathy
Uremia/Renal Failure
Endocrine (Addison's disease, Cushing syndrome, hypothyroidism, myxedema coma, thyroid storm)
Hypoxia
CO2 narcosis
Hypothermia
Hyperthermia
Wernicke encephalopathy
Subacute Combined Degeneration of Spinal Cord (B12 deficiency)
Vitamin D Deficiency
Zinc Deficiency
Direct CNS trauma
Diffuse axonal injury
Subdural/epidural hematoma
Vascular disease
Intraparenchymal hemorrhage
SAH
Stroke
Hemispheric, brainstem
CNS infections
Encephalitis
Anti-NMDA receptor encephalitis
Meningitis
Neoplasms
Paraneoplastic Limbic encephalitis
Malignant Meningitis
Pancreatic Insulinoma
Seizures
Nonconvulsive status epilepticus
Postictal state
Dementia
Alzheimer's
Lewy Body Dementia
Frontotemporal Dementia
Diffuse axonal injury
Subdural/epidural hematoma
Intraparenchymal hemorrhage
Hemispheric, brainstem
Encephalitis
Anti-NMDA receptor encephalitis
Meningitis
Paraneoplastic Limbic encephalitis
Malignant Meningitis
Pancreatic Insulinoma
Nonconvulsive status epilepticus
Postictal state
Alzheimer's
Lewy Body Dementia
Frontotemporal Dementia
Acute psychosis
Catatonia
Excited<unk> 
Malingering
Organic causes<unk> 
Dementia
Overdose
Psychiatric causes
Depression
Anxiety
Conversion disorder
Bipolar disorder
Acute psychosis
Panic attack
Schizophrenia<unk> 
Dementia
Overdose
Depression
Anxiety
Conversion disorder
Bipolar disorder
Acute psychosis
Panic attack
Schizophrenia
Delirium tremens
Ethanol toxicity
Excited delirium
Alcohol use disorder
Acute psychosis
Alcohol withdrawal
Alcohol withdrawal seizures
Beer potomania syndrome