If the timing and intensity of the two pulses are equal and blood pressure in the right arm is normal, coarctation of the aorta is unlikely.
Atlas of Cardiac Surgical Techniques.
People who have septal defects were usually born with them.
Auscultation of cardiac murmurs in adults.
It also reflects just how intrusive noise from neighbors can be.
The murmur may first appear at 6 to 8 weeks of age, and usually goes away by age 4 to 5 months.