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Eisenmenger syndrome or Eisenmenger's syndrome is defined as the process in which a long-standing left-to-right cardiac shunt caused by a congenital heart defect (typically by a ventricular septal defect, atrial septal defect, or less commonly, patent ductus arteriosus) causes pulmonary hypertension [1] [2] and eventual reversal of the shunt into a cyanotic right-to-left shunt.
The most common cause of COPD is cigarette smoking. COPD is a gradually progressive condition and usually only develops after about 20 pack-years of smoking. COPD may also be caused by breathing in other particles and gases. [citation needed] The diagnosis of COPD is established through spirometry although other pulmonary function tests can be ...
Since the 1950s, as the understanding of heart and lung disease has evolved, Eisenmenger's syndrome is the name given to the situation in which a cardiac defect causes too much blood flow to the lungs, which in turn causes changes to the blood vessels in the lungs (pulmonary hypertension) and a reversal of blood flow so that now there is ...
Chronic obstructive pulmonary disease (COPD) is a type of progressive lung disease characterized by chronic respiratory symptoms and airflow limitation. [8] GOLD 2024 defined COPD as a heterogeneous lung condition characterized by chronic respiratory symptoms (dyspnea or shortness of breath, cough, sputum production or exacerbations) due to abnormalities of the airways (bronchitis ...
People with respiratory failure often exhibit other signs or symptoms that are associated with the underlying cause of their respiratory failure. For instance, if respiratory failure is caused by cardiogenic shock (decreased perfusion due to heart dysfunction, symptoms of heart dysfunction (e.g., pitting edema) are also expected. Clubbing
Unknown [5] Risk factors: Alcohol, diabetes, >40, rubella during pregnancy [5] Diagnostic method: Based on symptoms, echocardiogram [6] Differential diagnosis: Transposition of the great arteries, Eisenmenger syndrome, Ebstein anomaly [7] Treatment: Open heart surgery [8] Frequency: 1 in 2,000 babies [4]