1,329 calculators and references across 60 specialties, with formula confidence shown up front.
A2C (Apical 2 Chamber) A2C (Apical 2 Chamber) A2C : Apical 2 chamber, LA : Left atrium, LV : Left ventricle, MV : Mitral valve. A2C (Zoomed Left Ventricle) A2C : Apical 2 chamber, LV : Left ventricle.
A3C (Apical 3 Chamber) A3C / APLAX (Apical 3 Chamber, Apical Long Axis) A3C : Apical 3 chamber, Ao : Aorta, AV : Aortic valve, LA : Left atrium, LV : Left ventricle, LVOT : Left ventricular outflow tract, MV : Mitral valve. A3C (Zoomed Left Ventricle) A3C : Apical 3 chamber, LV : Left ventricle.
A4C (Apical 4 Chamber) A4C (Apical 4 Chamber) A4C : Apical 4 chamber, IAS : Interatrial septum, IVS : Interventricular septum, LA : Left atrium, LV : Left ventricle, MV : Mitral valve, RA : Right atrium, RV : Right ventricle, TV : Tricuspid valve. A4C (Posterior Angulation) A4C : Apical 4 chamber, CS : Coronary sinus, LA : Left atrium, LV : Left ventricle, RA : Right atrium, RV : Right ventricle. A4C (Zoomed Left Ven
A5C (Apical 5 Chamber) A5C (Apical 5 Chamber) A5C : Apical 5 chamber, Ao : Aorta, IVS : Interventricular septum, LA : Left atrium, LV : Left ventricle, LVOT : Left ventricular outflow tract, RV : Right ventricle. A5C (Focus on RVOT) A5C : Apical 5 chamber, PA : Pulmonary artery, PV : Pulmonic valve, RVOT : Right ventricular outflow tract.
AEPEI Score: Explanation and Clinical Context The AEPEI Score is a clinical tool designed to assess the risk of adverse outcomes in patients with prosthetic valve endocarditis. It incorporates three key variables: age, prosthetic valve type, and the presence of extra-cardiac events. A higher score indicates an increased risk of mortality and complications, aiding clinicians in making informed decisions regarding pati
Ambler Score: Explanation and Clinical Context Ambler Score is a validated risk prediction model for estimating 30-day mortality after cardiac surgery, including CABG, valve procedures, and combined operations. It uses multiple preoperative patient characteristics, cardiac function parameters, and operation-related factors to calculate a probability of death using logistic regression. This tool allows clinicians to i
Aortic Valve Area by Continuity Equation: Explanation and Clinical Context Aortic valve area is a fundamental parameter used to assess the severity of aortic stenosis. The continuity equation is the most widely endorsed method for calculating aortic valve area because it is grounded in the principle of conservation of mass. According to this principle, flow in the left ventricular outflow tract must equal flow across