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Since pneumonia can take a dangerous turn, it's important to know the earliest signs of it. Dr. Zweig says that, typically, pneumonia starts as a regular viral upper respiratory infection.
Cases of mycoplasma pneumoniae—walking pneumonia—are rising, the CDC warns. Here are symptoms to look out for, plus how to protect yourself, doctors say.
Walking pneumonia has been on the rise nationwide, mainly among kids. The bacteria can linger for weeks, but is treatable with the right antibiotics. ... Patients may feel run down, with a cough ...
Pneumonia fills the lung's alveoli with fluid, hindering oxygenation. The alveolus on the left is normal, whereas the one on the right is full of fluid from pneumonia. Pneumonia frequently starts as an upper respiratory tract infection that moves into the lower respiratory tract. [55] It is a type of pneumonitis (lung inflammation). [56]
It is the most common bacterial pneumonia found in adults, the most common type of community-acquired pneumonia, and one of the common types of pneumococcal infection. The estimated number of Americans with pneumococcal pneumonia is 900,000 annually, with almost 400,000 cases hospitalized and fatalities accounting for 5-7% of these cases. [2]
Walking pneumonia differs from other respiratory infections like flu or cold because it quickly settles in the chest and can leave people feeling short of breath.
A dull, muffled sound may replace resonance in conditions like pneumonia or hemothorax. Hyper-resonance: Very loud, very low pitch, and longer in duration. Abnormal. [14] Hyper-resonance can result from asthma or emphysema; Tympany: Loud and high pitched. Common for percussion over gas-filled spaces. [14] Tympany may result in pneumothorax. [15]
Walking pneumonia, a lung infection caused by the bacterium Mycoplasma pneumoniae, tends to be most common among older children and adolescents but in 2024 has been rampant among young children.