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Symptoms » Coma » Diagnostic Tests

Diagnostic Tests for Coma

Diagnostic Test list for Coma:

The list of diagnostic tests mentioned in various sources as used in the diagnosis of Coma includes:

  • Physical examination
    • Perform basic CPR if person is not breathing or has absent pulse
    • Determine the level of consciousness using the Glasgow com scale which determines the degree of coma
    • Note general skin color - e.g. cyanosis (blueness of tongue and peripheries), bruising, jaundice, rashes, hyperpigmentation of Addison's disease.
    • Look for evidence of injury to head
    • Examine for neck stiffness which may indicate meningitis or subarachnoid hemorrhage
    • Look for injection marks signifying drug addicts or diabetics
    • Breath odor may be a feature of alcohol, diabetes, kidney or liver failure
    • Hydration status - dehydration may signify conditions such as high fever with infections, renal failure or hyperglycemia.
    • Temperature - if fever suggests severe infection; if low temperature consider hypothyroidism.
    • Blood pressure - if low may suggest shock due to blood loss, dehydration, anaphylaxis, heart failure or septicemia.
    • Pulse rate and irregularity noting arrhythmias
    • Examine heart and lungs for signs of disease
    • Examine abdomen for tenderness and masses
    • Examine nervous system looking for local signs that may stroke, brain abscess, brain tumor, meningitis, epidural or subdural haematoma
    • Look for papilledema (swelling of the optic disc) - would indicate brain tumor, brain abscess or subdural haematoma.
  • Blood tests
  • Urine tests
    • Urinalysis
    • Urine microscopy and culture
    • Urine drug screen
  • Electrocardiograph
  • Electroencephalograph - if seizure was involved in collapse.
  • Radiological investigations
    • CT scan of brain
  • Spinal tap if fever and neck stiffness is present to help diagnose subarachnoid hemorrhage or meningitis (perform only after CT brain)

Conditions listing medical symptoms: Coma:

The following list of conditions have 'Coma' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Coma or choose View All.

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Conditions listing medical complications: Coma:

The following list of medical conditions have 'Coma' or similar listed as a medical complication in our database.


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