illustration of life line coming out from heart cutout
A 51-year-old male with leukemia.The frequency change of sinus P wave is not obvious, but the morphological change is obvious. It may be the sinoatrial conduction pathway has changed.
A 19-year-old young man suffering from ventricular septal defect has developed secondary pulmonary hypertension, and his electrocardiogram indicates biventricular hypertrophy.
Male, 11 years old, clinically diagnosed with patent ductus arteriosus. Electrocardiogram diagnosis of sinus rhythm, right atrial abnormalities, and bilateral ventricular hypertrophy.
Heart beat, cardiogram. Pulse icon. dark red background
Male, 6 years old, clinically diagnosed with dextroversion of heart and no other diseases. The electrocardiogram shows significant abnormalities in the chest leads.
In atrioventricular reentrant tachycardia, the retrograde P wave appears after the QRS wave, and can be upright or inverted depending on the lead.