Hemorrhage
Hereditary
Acquired
Microangiopathic Hemolytic Anemia (MAHA)
Autoimmune hemolytic anemia
Iron deficiency
Anemia of chronic disease
Thalassemia
Sideroblastic anemia
Marrow failure
Chemicals (e.g. ETOH)
Radiation
Infection (HIV, parvo)<unk> <unk> /folate deficiency
Drugs (chemo)
HIV
Hypoxic encephalopathy
Acute toxic-metabolic encephalopathy (Delirium)
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 <unk>  deficiency)<unk>  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 <unk>  deficiency)<unk>  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 delirium
Malingering
Organic causes
Delirium
Dementia
Overdose
Psychiatric causes
Depression
Anxiety
Conversion disorder
Bipolar disorder
Acute psychosis
Panic attack
Schizophrenia
Guillain-Barre syndrome
Toxins (Ciguatera)
Tick paralysis
Diabetic neuropathy
Delirium
Dementia
Overdose
Depression
Anxiety
Conversion disorder
Bipolar disorder
Acute psychosis
Panic attack
Schizophrenia
Vitamin B12 deficiency
Hemorrhage
Vitamin B7 deficiency
Hereditary
Vitamin B9 deficiency
Acquired
Vitamin A deficiency
Microangiopathic Hemolytic Anemia 