Respiratory sounds
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(Redirected from Breath sounds)
| ICD-10 | R06 |
|---|---|
| ICD-9 | 786.7 |
| MeSH | D012135 |
Respiratory sounds (or breath sounds) refer to the specific sounds identified through auscultation of the respiratory system[1] with a stethoscope.
In this context, "adventitious sounds" refers to sounds heard apart from the normal sounds of inspiration and expiration.[2]
[edit] Types of adventitious breath sounds
| Name | Continuous/discontinuous | Frequency/Pitch | Inspiratory/expiratory | Quality | Associated conditions | Example | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Wheeze | continuous | high | expiratory or inspiratory | whistling/sibilant, musical | asthma, many others |
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| Stridor | continuous | high | either, mostly inspiratory | whistling/sibilant, musical | epiglottitis, foreign body etc |
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| Rhonchi | continuous | low | either, more pronounced in expiratory | snoring | bronchitis | not available | ||||
| Inspiratory gasp | continuous | high | inspiratory | whoop | whooping cough | not available | ||||
| Rales, crackles or crepitations | discontinuous | high (fine) or low (coarse) | inspiratory | cracking/clicking/rattling | pneumonia, congestive heart failure |
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| Hamman's sign (or Mediastinal crunch) | discontinuous | neither (heartbeat) | crunching, rasping | pneumomediastinum, pneumopericardium | not available | |||||
[edit] References
[edit] External links
- R.A.L.E. Repository - sound files of breath sounds
- MEDiscuss - Respiratory auscultation with audio examples
- Wilkins R, Dexter J, Smith J (1984). "Survey of adventitious lung sound terminology in case reports". Chest 85 (4): 523–5. doi:10.1378/chest.85.4.523. PMID 6705583.
- Lehrer, Steven. Understanding Lung Sounds. Elsevier 2002.
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