Paradoxical splitting of the first heart sound.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D002318:Cardiovascular Diseases; D006327:Heart Block / Q000175:diagnosis*; D006347:Heart Sounds; D006801:Humans; D008946:Mitral Valve Stenosis / Q000175:diagnosis*
ARRHYTHMIA/diagnosis; HEART BLOCK/diagnosis; HEART SOUNDS; MITRAL STENOSIS/diagnosis