Intermediate Lung Sounds

Bronchophony - Healthy Sounds

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Ask the patient to say "99" several times while auscultating the chest walls. Over healthy lung areas, "99" is not understandable. This is because sound is impeded in normal lungs.

Compare this voiced breath sound to the recording in the "Bronchophony - Abnormal" lesson.

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

maneuver

The recommended patient position is Sitting

Waveform

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

Skin and Ribs

Blended View

Lungs

Move slider to reveal lungs

Lessons

1	Vesicular - Diminished
2	Bronchophony - Healthy
3	Bronchophony - Abnormal
4	Egophony - e
5	Egophony - a
6	Whispered Pectoriloquy - Healthy
7	Whispered Pectoriloquy - Abnormal
8	Wheeze - Expiratory
9	Wheeze - Monophonic
10	Wheeze - Polyphonic
11	Crackles - Early Inspiratory (Rales)
12	Crackles - Late Inspiratory (Rales)
13	Stridor

Practice Drill

Listening Tips
A synopsis of important sound features and timing for this abnormality.
Ask patient to say "99" several times. Auscultate chest walls. Over healthy lung areas "99" is not understandable. Compare this sound to the Bronchophony - Abnormal recording..

CaseID	139
CourseID	202
CourseCaseOrder	2
ID	188