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Aspiration pneumonia most often develops due to micro-aspiration of saliva, or bacteria carried on food and liquids, in combination with impaired host immune function. [30] Chronic inflammation of the lungs is a key feature in aspiration pneumonia in elderly nursing home residents and presents as a sporadic fever (one day per week for several ...
Chest X-rays can be useful in the diagnosis of aspiration pneumonia but may be negative early in the course. [12] Chest CT Scan can identify the presence of a pneumonia as well, and can also assist in characterizing abscesses, foreign objects, or pleural disease. Aspiration seen on barium swallow study.
X-ray of focal pneumonia in lower right lung lobe (bottom left of chest in image) due to aspiration and airway obstruction. The most important aspect of the assessment for a clinician is an accurate history provided by an event witness. [7] Unfortunately, this is not always available.
A chest x-ray of a patient with severe viral pneumonia due to SARS In adults, viruses account for about one third of pneumonia cases, [ 12 ] and in children for about 15% of them. [ 44 ] Commonly implicated agents include rhinoviruses , coronaviruses , influenza virus , respiratory syncytial virus (RSV), adenovirus , and parainfluenza .
Misplacement can lead to serious complications, including aspiration pneumonia. By providing a rapid and accurate method of verification, the RightSpotpH® Indicator may contribute to improved patient outcomes and reduced healthcare costs, though more comprehensive studies may be needed to specifically quantify these benefits.
When the nodules are centered on the hilar regions, the chest x-ray may develop what is called the "butterfly," or "batwing" appearance. The nodules may also have a segmental or lobar distribution. Air alveolograms and air bronchograms can also be seen which indicate fluid in the alveoli with air in the terminal bronchioles indicating disease ...
Since pneumonitis manifests in all areas of the lungs, imaging such as chest x-rays and Computerized tomography (CT) scans are useful diagnostic tools. [3] While pneumonia is a localized infection, pneumonitis is widespread. [3] A spirometer may also be used to measure pulmonary function.
Early investigators distinguished between typical lobar pneumonia and atypical (e.g. Chlamydophila) or viral pneumonia using the location, distribution, and appearance of the opacities they saw on chest x-rays. Certain x-ray findings can be used to help predict the course of illness, although it is not possible to clearly determine the ...