Jan 6, 2025 · Your doctor is more likely to hear crackles when you’re breathing in, but they may happen when you breathe out, too. Rales happen when your airway snaps open as you breathe in.

Lung sounds are either normal (vesicular) or abnormal. Abnormal lung sounds include rhonchi, wheezing, stridor, crackles (rales) and pleural rub.

Jul 20, 2025 · Rales can change as the underlying condition gets worse. Fine crackles are generally heard when the alveoli are affected, while coarse crackles are a sign that the larger airways are …

Jun 4, 2021 · Rales, crackles and stridor are words describing sounds your lungs make when you breathe, and each could indicate a different potential problem in the lungs. Learn about sounds your …

There are two types of abnormal breath sounds such as discontinuous and continuous. Discontinuous sounds include: coarse crackles, fine crackles, and pleural friction rub. Continuous sounds...

Jul 8, 2021 · In the rest of this article, you’ll learn about rales and rhonchi, what causes these sounds, and what treatment you can expect. Rales and rhonchi can both be coarse, even crackling sounds....

Nov 24, 2023 · Crackles, also known as rales, are intermittent sounds generally audible during inhalation. They can sound similar to bubbling, popping, or clicking noises. Experts may categorize a …

Nov 17, 2025 · Normal lung sounds include vesicular, bronchial, and bronchovesicular sounds. Note any abnormal (adventitious) sounds such as wheezes, crackles (rales), rhonchi, or stridor. Document …

However, knowing the difference between rales, a crackle and a wheeze is sometimes still a confusing proposition for many health professionals, especially new graduates.

Nov 5, 2025 · While the terms "rales" and "crackles" have both been used to describe the same distinct lung sound, "crackles" is the preferred and more current medical term. These sounds, whether fine …