II. Causes: Environmental exposure

  1. Cold water immersion or submersion
  2. Cold Exposure

III. Causes: Altered Thermoregulation

  1. Endocrinopathy
    1. Hypothyroidism
    2. Adrenal Insufficiency
    3. Pituitary or Hypothalamus dysfunction
    4. Diabetic Ketoacidosis (or Alcoholic ketoacidosis)
    5. Lactic Acidosis
  2. Central neurologic disorders
    1. Acute Head Trauma
    2. Cerebrovascular Accident
    3. Brain Tumor
    4. Wernicke's Encephalopathy
    5. Parkinsonism
    6. Subarachnoid Hemorrhage
  3. Peripheral neurologic disorders
    1. Spinal Cord Transection
    2. Neuropathy
  4. Miscellaneous causes
    1. Anorexia Nervosa
    2. Shivering impaired (e.g. medications)
    3. Hypoglycemia or malnutrition
    4. Extremes of age (very young or very old)

IV. Causes: Increased Heat Loss

  1. Septic Shock and other shock states
  2. Dermatitis
    1. Severe Burn Injury
    2. Severe skin exfoliation
    3. Severe Psoriasis
  3. Iatrogenic
    1. Therapeutic Hypothermia
    2. Over-correction of Heat Illness
    3. Cold fluid infusion

V. Causes: Substances

  1. Impact both increased heat loss and altered Thermoregulation
  2. Alcohol Intoxication
  3. Phenothiazines
  4. Benzodiazepines or barbiturates

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Ontology: [D]Hypothermia, of non-environmental cause (C0476216)

Concepts Sign or Symptom (T184)
SnomedCT 206787000, 158181009
English Hypothermia, of non-environmental cause, Hypothermia,non-environment, [D]Hypothermia, of non-environmental cause (context-dependent category), [D]Hypothermia, of non-environmental cause, [D]Hypothermia,non-environment, [D]Hypothermia, of non-environmental cause (situation)
Spanish [D]hipotermia de causa no ambiental (categoría dependiente del contexto), [D]hipotermia de causa no ambiental, [D]hipotermia de causa no ambiental (situación)