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What is IPPV is useful in: March 2009 and explain in detail?
Ans. C: Flail chest PPV can be effectively used in the treatment of flail segments, which characteristically render negative pressure breathing ineffective, but does not impede PPV. Flail chest is traditionally described as the paradoxical movement of a segment of chest wall caused by fractures of 3 or more ribs anteriorly and posteriorly within each rib.