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Symptoms
follow a classic three stages of disease lasting
about six to eight weeks:
Catarrhal
Stage: This first stage is defined by a hacking
cough usually at night. Symptoms are similar to
a cold with a runny nose, congestion and sneezing.
This is usually the most contagious period and lasts
about a couple weeks.
Paroxysmal Stage: After a couple of weeks,
the coughing can get worse, meaning more irritating
and repetitive. Sometimes the cough is so bad that
the person can vomit from it. Other complications
from repeated coughing can be eye hemorrhages, hernias,
and coughing spells. The typical whooping cough
is present during this periods, although young infant
may not develop the characteristic sound. Antibiotics
tend to be much less effective during this stage.
Convalescent Stage: This is the third and
final stage, where the coughing finally subsides.
However, another upper respiratory infection may
trigger the symptoms.
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One
of the success stories of widespread immunization conducted
earlier in the century, was the vaccination of pertussis,
also known as whooping cough. This disease often led to
a devastating lung infection, causing many deaths in children.
It
was pretty well suppressed for many years due to immunization,
but recently, more and more cases are being reported, especially
in areas where unimmunized people have been prevalent. 5000
new cases are reported in the United States each year, and it
appears the number keeps growing.
Because
of this, many physicians have to be made especially aware of
the diagnosis of disease, so we can once again prevent a potential
epidemic.
Whooping
cough is a contagious infection that is so named due to the
sound a person makes with this irritating, repeating cough.
The bacteria that is usually responsible is Bordetella Pertussis.
Children
under 1 years of age and the elderly are the most susceptible,
but even healthy adults (especially unimmunized adults) can
contract the disease leading to a chronic cough. It is spread
by contaminated respiratory droplets from people who have contracted
the disease.
The
Diphtheria-Tetanus-Pertussis Vaccine (DTP) has been very
effective in preventing this disease from occurring. The vaccine
is given about five times until four to six years of age, and
it is important for parents to keep up with their childs immunizations.
Side
effects of the DTP vaccine have included fevers and soreness
at the site of injection, and a safer alternative may be the
acellular pertussis vaccine (DtaP) which are reported
to have less problems. This can be only given starting at fifteen
months of age.
If
a doctor suspects someone having pertussis, he or she will often
order lab tests including a chest x-ray, blood work and a bacterial
culture, which is obtained in the nasal passages.
Once
diagnosed, if the disease is thought to be mild in nature, the
physician will place the patient on antibiotics. It is also
recommended that the child gets rest and a cool mist humidifier
should be used to help with the breathing.
As
a child often vomits due to the violent coughing, it is important
they get adequate fluids to prevent dehydration. If the doctor
believes the patient to be hospitalized, antibiotics will be
given intravenously and possibly oxygen support.
The
most important thing we can do as parents to combat this disease
is prevention. Keeping close attention of childrens vaccination
schedules are paramount. The key times to remember are 2
months, 4 months, 6 months, 15 months, and 4 to 6 years.