Medical Definition of pneumonolysis
plural pneu·mo·nol·y·ses \-ˌsēz\play
: either of two surgical procedures to permit collapse of a lung:a: separation of the parietal pleura from the fascia of the chest wall—called also extrapleural pneumonolysisb: separation of the visceral and parietal layers of the pleura—called also intrapleural pneumonolysis
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