A 62-year-old patient complains of shortness of breath, pain in the heart,
tachycardia, dizziness. On examination: pallor of the skin. The pulse is
symmetrical, regular, frequency 62 beats per minute, slow, small, liquid (p.
tardus, parvus et rarus). Blood pressure 115/90 mmHg Art. On palpation
heart region: apical impulse in the V intercostal space on the left
midclavicular line, high, diffuse, resistant. Symptom of systolic "cat purr" in
the II intercostal space to the right of the sternum. At percussion: the left
border of relative cardiac dullness is shifted to the left. Aortic configuration
of the heart. On auscultation: weakening of the I tone at the apex of the
heart, attenuation of II tone above the aorta. Rough systolic murmur in the II
intercostal space to the right of the sternum, conducted on the carotid
arteries. What disease can you think based on this data?