Respiratory sounds

Respiratory 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]

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
Stridor continuous high either, mostly inspiratory whistling/sibilant, musical epiglottitis, foreign body etc
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
Hamman's sign (or Mediastinal crunch) discontinuous neither (heartbeat) crunching, rasping pneumomediastinum, pneumopericardium not available

References

  1. ^ MeSH Respiratory+sounds
  2. ^ "adventitious sounds" at Dorland's Medical Dictionary

External links

Hemorrhage
Abnormalities
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M: RES

anat(n, x, l, c)/phys/devp

noco(c, p)/cong/tumr, sysi/epon, injr

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