WebJun 1, 1999 · Mechanical alternans (pulsus alternans) is a condition in which there is a beat-to-beat oscillation in the strength of cardiac muscle contraction at a constant heart rate. Since the first description of pulsus alternans by Traube in 1872 [1] , there has been continuing interest in understanding the mechanisms and clinical manifestations of this … WebOct 14, 1999 · - Pulsus paradoxus is generally defined as a decline in the systemic systolic blood pressure by more than 10 mmHg during inspiration. - The main clinical situations in which a paradoxical pulse may be observed are inflow obstruction into the heart (as in exsudative pericarditis or cardiac tamponade) or extreme respiratory variations in …
A Spectrum of Doppler Waveforms in the Carotid and Vertebral Arteries …
WebPulsus Paradoxus Topic Review Learn the Heart - Healio WebApr 3, 2024 · Pulsus alternans is an arterial pulse with alternating strong and weak beats. It is found in the setting of severe ventricular dysfunction and other forms of cardiac pathology. The treatment and clinical outcomes for pulsus alternans vary depending upon the underlying causative etiology, though its presence generally suggests a poor … ewinner apator torun
Status Asthmaticus Clinical Presentation - Medscape
WebApr 23, 2024 · The development of pulsus paradoxus may be a sign of progressive RV dysfunction due to an overwhelming burden imposed by pulmonary emboli and should prompt consideration for lytic therapy. Asthma Exacerbation: As the severity of airflow obstruction increases, progressive lung hyperinflation may follow. It is also not … WebStructure and Function: Related Organs • Spleen, tonsils, and thymus aid lymphatic system • Located in left upper quadrant of abdomen, it has four functions: • Destroy old red blood cells • Produce antibodies • Store red blood cells • Filter microorganisms from blood • Tonsils (palatine, adenoid, and lingual) are located at entrance to respiratory and … WebNov 3, 2024 · Pulsus paradoxus is caused by: pericardial tamponade; hypovolaemia (especially during positive pressure ventilation) acute asthma; ... Electrical alternans is … ewins furniture