Basics of Lung Sounds

Vesicular - Normal Sounds

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Vesicular breath sounds are soft and low pitched with a rustling quality during inspiration and are even softer during expiration. These are the most commonly auscultated breath sounds, normally heard over most of the lung surface. They have an inspiration/expiratory ratio of 3 to 1 or I:E of 3:1.

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The recommended auscultation position for the stethoscope is the Chest wall position. For this sound, use stethoscope's Diaphragm.

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The recommended patient position is Seated

Waveform

This waveform plots sound amplitude on the vertical axis against time on the horizontal axis.

Skin and Ribs

Blended View

Lungs

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Lessons

1	Vesicular - Normal
2	Crackles - Fine (Rales)
3	Crackles - Coarse (Rales)
4	Wheeze
5	Rhonchi - Low Pitched Wheezes
6	Bronchial
7	Pleural Rubs
8	Bronchovesicular

Practice Drill

Listening Tips
A synopsis of important sound features and timing for this abnormality.
Vesicular breath sounds are soft and low pitched with a rustling quality during inspiration and even softer during expiration. Inspiration to expiration ratio of 3:1 or 4:1.

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