What If My Child Tests High?
First,
repeat the test to be sure it's really a problem...
Then,
reduce fat in the diet...
Teach
the child lifestyle risk reduction strategies...
Finally,
be followed by a specialist.
REPEAT
THE TEST: An elevated
"random" or "screening" cholesterol in children is considered to be anything >205.
However, the screening result could be falsely elevated if
the child consumed high-fat foods in the 12-24 hours before
the blood sample was obtained, AND, even if truly elevated,
this might not be a medical problem if the balance between
LDL ("bad") and HDL ("good") cholesterol
(not measured in the initial screening) turns out to be
favorable.
Because of the above, when the
screening test is elevated we recommend a second test drawn
in a "fasting" state - first thing in the morning
when he/she has had nothing but water for at least 12 hours,
basically since after dinner the night before. This test is
also more detailed, breaking the cholesterol down into LDL
vs. HDL, measuring other fats, and calculating a
"cardiac risk index" (CRI) for atherosclerosis. A
risk index of 1.0 means the person is average risk compared
to other members of the population; 0.5 means half as likely
to get atherosclerosis; 2.0 means twice as likely, etc.
Usually we only worry about or treat children whose CRI's are
1.4 or greater. Only about half of the children with an
elevated initial screen will turn out to be in that category.
CHANGE
THE LIFESTYLE: When the
cholesterol is truly a problem, it is important to remember
this is a very long-term issue and poses no immediate threat.
At worst, the child may be at increased risk of developing
atherosclerosis and its complications (early heart
disease, stroke) in middle-to-late adulthood, and should thus
takes steps throughout his or her life to reduce that risk.
The reason we screen at this age is mostly so that the child
can grow up knowing this is something they need to be aware
of. MANY other factors affect the risk of atherosclerosis
beyond just cholesterol - including physical fitness, weight,
family medical history, smoking, and other lifestyle issues
all of which a child with high cholesterol should be made
more aware of.
ALTER
THE DIET: Our usual
recommendation for children with elevated CRI is to reduce
the amount of fat and cholesterol in the diet (see our "Heart Healthy Diet" tips). This will reduce both the total
cholesterol and the "risk index" only about half of
the time. We also often refer such children to the
"Preventive Cardiology Clinic" at Childrens
Hospital for further evaluation and counseling. However,
children are RARELY treated with the cholesterol-lowering
drugs commonly used nowadays in adults. Such medicines have
not yet been FDA approved in children and are available to
them on a research basis only. To be a candidate a child
usually needs to have a VERY high cholesterol (>400) and a
very strong family history of early atherosclerosis. It may
be advisable, on the other hand, for children with elevated
cholesterol or CRI to take a multivitamin daily. (This is one
of the few exceptions to our general feeling that most children don't
need extra vitamins, and
stems from research in adults showing that certain vitamins
may actually slow the development of atherosclerosis.)
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