II. Indications

  1. Suspected Pulmonary Embolism
    1. Discordant VQ Scan and Clinical picture

III. Advantage

  1. Gold standard for diagnosing Pulmonary Embolism
  2. Sensitivity: 98%

IV. Disadvantage

  1. Mortality 0.1 - 0.5% (especially in unstable patients)

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