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Pulmonary aspiration is the entry of solid or liquid material such as pharyngeal secretions, food, drink, or stomach contents from the oropharynx or gastrointestinal tract, into the trachea and lungs. [1] When pulmonary aspiration occurs during eating and drinking, the aspirated material is often colloquially referred to as "going down the ...
Pharyngeal aspiration is widely used to study the toxicity of a wide variety of substances, including nanomaterials such as carbon nanotubes. [2] Pharyngeal aspiration has benefits over the alternative methods of inhalation and intratracheal instillation, the introduction of the substance directly into the trachea. Inhalation studies have the ...
Life with a cat. Sipes took his advice to heart. On her way home from the visit, she stopped at a farm stand and noticed kittens in need of a home. She immediately gravitated to a tiny cat ...
Signs of foreign body aspiration are usually abrupt in onset and can involve coughing, choking, and/or wheezing; however, symptoms can be slower in onset if the foreign body does not cause a large degree of obstruction of the airway. [2] With this said, aspiration can also be asymptomatic on rare occasions. [1]
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 ...
A Small Parts Test Fixture (SPTF) is a cylinder measuring 2.25 inches long by 1.25 inches wide determines whether a choking hazarding warning will be placed on the product. [78] Furthermore, in 2008, the Consumer Product Safety Improvement requires any advertisements or websites regarding sale of a product to display choking hazard warnings.
Maropitant has been used in acute cases of rapid or labored breathing to prevent vomiting that could lead to aspiration pneumonia. [15] It has been given in combination with a benzodiazepine to cats prior to stressful events (such as a veterinary visit) to possibly relieve hypersensitivity. [16]
At one point, it was thought that a lack of the gag reflex in stroke patients was a good predictor for dysphagia (difficulty with swallowing) or laryngeal aspiration (food or drink entering the larynx), and was therefore commonly checked for. However, in one study, 37% of healthy people did not have a gag reflex, yet all subjects except for one ...