One Breath Foundation

10/14/2026

10/11/2026

Types of oxygen delivery Devices

10/11/2026

10/10/2026

Crackles, also known as rales, are abnormal, discontinuous breath sounds heard during auscultation that resemble popping, bubbling, or crackling. They occur when air passes through fluid, mucus, or secretions in the airways, or when collapsed alveoli suddenly reopen during inspiration.

Crackles are classified as either fine or coarse. Fine crackles are soft, brief, and high-pitched, while coarse crackles are louder, lower-pitched, and tend to last longer.

Fine crackles are often associated with conditions such as heart failure, pulmonary fibrosis, or early atelectasis. Coarse crackles are more commonly linked to pneumonia, bronchitis, or the presence of significant airway secretions. Unlike rhonchi, coarse crackles typically do not clear completely with coughing unless secretions are moved into larger airways.

The timing of crackles during inspiration, whether early, mid, or late, can provide useful diagnostic clues. Recognizing crackles is important because they often indicate impaired ventilation or fluid buildup within the lungs.

10/10/2026

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Today is World Lung Transplant Awareness Day 🫁

10/05/2026

😮‍💨Breathing faster does not guarantee better gas exchange. With pulmonary embolism, some alveoli continue receiving air while their blood supply is reduced. That increases alveolar dead space. Blood also shifts toward other lung regions, where ventilation and perfusion may no longer match well. A patient can therefore have hypoxemia while hyperventilation lowers arterial carbon dioxide. The blood gas helps us assess the consequences, but it does not diagnose or exclude the embolism by itself. Keep oxygen requirements, breathing effort and circulation in the same clinical picture.

-Ms.L🫁