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Acute severe asthma. Silent chest, worsening symptoms despite use of medication. [1] Acute severe asthma, also known as status asthmaticus, is an acute exacerbation of asthma that does not respond to standard treatments of bronchodilators (inhalers) and corticosteroids. [2] Asthma is caused by multiple genes, some having protective effect, with ...
Paroxysmal nocturnal dyspnea or paroxysmal nocturnal dyspnoea ( PND) is an attack of severe shortness of breath and coughing that generally occurs at night. [ 1] It usually awakens the person from sleep, and may be quite frightening. [ 2] PND, as well as simple orthopnea, may be relieved by sitting upright at the side of the bed with legs ...
Mast cell activation was assigned an ICD-10 code (D89.40, along with subtype codes D89.41-43 and D89.49) in October 2016. [18] According to the American Academy of Allergy, Asthma, and Immunology (AAAI), the most precise method of diagnosing MCAS is through a bone marrow biopsy and aspirate. [16]
Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by an abnormally large increase in heart rate upon sitting up or standing. [1] POTS is a disorder of the autonomic nervous system that can lead to a variety of symptoms, [10] including lightheadedness, brain fog, blurred vision, weakness, fatigue, headaches, heart palpitations, exercise intolerance, nausea ...
Asthma is a long-term inflammatory disease of the airways of the lungs. [4] It is characterized by variable and recurring symptoms, reversible airflow obstruction, and easily triggered bronchospasms. [9] [10] Symptoms include episodes of wheezing, coughing, chest tightness, and shortness of breath. [3]
Cardiac asthma is the medical condition of intermittent wheezing, coughing, and shortness of breath that is associated with underlying congestive heart failure (CHF). [ 1] Symptoms of cardiac asthma are related to the heart's inability to effectively and efficiently pump blood in a CHF patient. [ 2] This can lead to accumulation of fluid in and ...
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]
Essential hypertension (also called primary hypertension, or idiopathic hypertension) is a form of hypertension without an identifiable physiologic cause. [ 1][ 2] It is the most common type affecting 85% of those with high blood pressure. [ 3][ 4] The remaining 15% is accounted for by various causes of secondary hypertension. [ 3]