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TYPES OF CRACKLES

Respiratory

TYPES OF CRACKLES

Caused by opening/closing of alveoli + small airways.

1. Early inspiratory crackles - diseases of the small airways. Cause: COPD.

2. Late inspiratory crackles - diseases of the alveoli. Divided into fine (pulmonary fibrosis), medium (CCF), coarse (bronchiectasis, pooled secretions of any cause).


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REFERENCES

1. Wilkinson, I. (2017). Oxford handbook of clinical medicine. Oxford: Oxford University Press.
2. Hannaman, R. A., Bullock, L., Hatchell, C. A., & Yoffe, M. (2016). Internal medicine review core curriculum, 2017-2018. CO Springs, CO: MedStudy.
3. Image: no reference available.

Ⓒ A. Manickam 2018

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