Auscultation of the Lung
摘要
The wind is a musical instrument with a certain range of tones, beyond which in both directions we have an infinite silence. —John Tyndall AuscultationRespiratory systemauscultation of lungLung auscultation is an indispensable part of the respiratory physical examination. This chapter discusses the physics of sound generation and its transmission within the chest. Normal and abnormal breath sounds are classified and discussed, and an attempt made to correlate abnormal breath sounds with specific diseases, and to integrate abnormal sound patterns into a cohesive diagnosis.