Which one of the following is an example of Type-IV respiratory failure?

(a) Bronchial asthma
(b) Pulmonary embolism
(c) COPD
(d) Shock

ANS- (d) Shock


Type 1 Resp failure:

  1. Pulmonary edema
  2. Pneumonia
  3. Alveolar hemorrhage
  4. Acute asthma


Type 2 Resp failure:

  1. Severe COPD
  2. Acute severe asthma
  3. Opioid overdose
  4. Myasthenia gravis


Type 3 Resp failure: Peroperative Resp failure. after major surgery

Type 4 Resp failure: Hypoperfusion of Resp. muscles. In shock & anemia.



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