Great strides are being made by researchers in this field of treatment.
‘It is probable that angioplasty performed actually during a heart attack can
limit the amount of damage which the heart sustains especially if treatment
is started early. Doctors are also working on ways of reducing the
recurrence of symptoms which happens to some patients.
Laser energy can be used to unblock arteries but it is very difficult to
do this safely. Much more research needs to be done before this approach
finds any general application. Other devices for unblocking arteries are also
under intensive investigation. It is, therefore, highly likely that this book
will need to be revised within the next few years!