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Very severe acute asthma (termed "near-fatal" as there is an immediate risk to life) is characterised by a peak flow of less than 33% predicted, oxygen saturations below 92% or cyanosis (blue discoloration, usually of the lips), absence of audible breath sounds over the chest ("silent chest" : wheezing is not heard because there is not enough ...
In January 2021, an appeal court in France overturned a deportation order against a 40-year-old Bangladeshi man, who was a patient of asthma. His lawyers had argued that the dangerous levels of pollution in Bangladesh could possibly lead to worsening of his health condition, or even premature death. [310]
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.
In 2000-2001 asthma prevalence was monitored at 6.5%; by 2010-2011 a 4.3% increase was shown, with asthma prevalence totaling 10.8% of Canada's population. [29] Furthermore, asthma prevalence varies among the provinces of Canada; the highest prevalence is Ontario at 12.1%, and the lowest is Nunavut at 3.8%. [29]
AERD affects an estimated 0.3–0.9% of the general population in the US, including around 7% of all asthmatics, about 14% of adults with severe asthma, and ~5-10% of patients with adult onset asthma. [2] [3] [8] AERD is uncommon among children, with around 6% of patients, predominantly female, reporting disease onset during childhood. [9]
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This is because the increase of cytokine production results in a continuing inflammatory response in the airway, followed by negative effects such as immunopathological tissue damage and scarring as described in the C. pneumoniae 's role in asthma section. Furthermore, patients with asthma are found to have an increased release of type II ...
GERD may be common in difficult-to-control asthma, but according to one study, treating it does not seem to affect the asthma. [33] When there is a clinical suspicion for GERD as the cause of the asthma, an Esophageal pH Monitoring is required to confirm the diagnosis and establish the relationship between GERD and asthma.