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Editorial
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e-
SQUARE- Keeping
Updated
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Dear
Doctor:
We're
sure you are enjoying reading this e-newsletter full of valuable
health and wellness information. We are continuously updating
our e-mail database for e-SQUARE. We are happy to inform
you that presently we have more than 300 mail addresses. This issue of "e-SQUARE"
features a variety of contents including Eye
& Heart, Hypertension
in pregnancy, GlucoWatch,
Infants
& Vitamin D!, Tea
& Metabolic Syndrome X!, New
Treatment For Acne
and SARS
Update.
If
you have problems with this service or any thoughts about our
healthcare online, please mail us. We
are just one click away!
Wish
you all a very happy, healthy and prosperous life.
Yours
sincerely,
Editorial
Team
The
views expressed in this publication do not necessarily reflect
those of its editor or SQUARE
PHARMACEUTICALS LTD.
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Eye &
Heart
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Eye
problems associated with heart problem
Back
to Features
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Retinal
abnormalities in non-diabetic elderly persons can be
related to high blood pressure. A new study shows high
blood pressure and pulse pressure, the higher
(systolic) and lower (diastolic) blood pressures, are
also associated with an increased incidence of retinal
abnormalities, including wet and dry age-related
macular degeneration. One study assessed more than
2,000 non-diabetic patients. Researchers found retinal
abnormalities in patients were related to high blood
pressure and were associated with heart disease,
stroke and carotid artery thickening. A second study
found higher systolic blood pressure is associated
with progression of age-related macular degeneration
and the development of wet macular degeneration. Both
studies indicate that the eye provides a window to
visualize blood vessel abnormalities directly and
allows identification of patients who are at high risk
for vascular disease.
SOURCE:
Ophthalmology, 2003;110:636-643,658-666
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Hypertension
in Pregnancy
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High
BP in pregnancy & its effects in later life
Back
to Features
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Women
who suffer from hypertensive diseases during pregnancy
may be more likely to have high
blood pressure and its related effects later in life.
Nearly 30 percent of all first pregnancies are
associated with gestational hypertension, pre-eclampsia
or eclampsia. Little research, however, has been done to
assess how these conditions affect a woman’s chance of
developing high blood pressure and related problems
later in life. Researchers designed a large-scale,
retrospective review aimed at clarifying the
association. The study involved nearly 3,600 women who
first gave birth between 1951 and 1970. Average age of
the mother at delivery was about 24. All were assessed
for vital signs and cardiovascular health through a
questionnaire, clinical examinations, and analysis of
hospital discharge records and mortality data.
Researchers found an increased incidence of high blood
pressure among those with gestational hypertension,
pre-eclampsia and eclampsia when compared with those
without those conditions during pregnancy. Women with
the conditions were also more likely to have been
admitted to the hospital for diseases related to high
blood pressure, and more likely to die from stroke and
ischaemic heart disease. The risk of death from stroke
was most significant for women who suffered from
pre-eclampsia or eclampsia.
SOURCE:
British Medical Journal, 2003;326:845-849
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GlucoWatch
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New
blood glucose monitor
Back
to Features
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Diabetic
children can now check their blood sugar without
pricking their fingers. In a recent study, GlucoWatch,
a new automated noninvasive device to monitor blood
glucose, significantly improved glucose control in
children with type 1 diabetes. The GlucoWatch biographer
is a device worn on the skin that monitors glucose
levels in fluid extracted across the skin of diabetic
patients. Researchers studied the effects of monitoring
40 children with poor glucose control with GlucoWatch
compared to conventional means of finger stick blood
glucose monitoring. Researchers report that the GlucoWatch
biographer was well tolerated by children and
adolescents and significantly improved glucose control
compared to standard regimens. Researchers write
that the GlucoWatch has been shown to be safe,
and the glucose levels have correlated well with finger
stick blood glucose levels in adults, … and similar
accuracy in children and adolescents
SOURCE:
Pediatrics,2003;111:790-794
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Infants
& VitaminD!
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New
guidelines for vitamin D intake
Back
to Features
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The
National Academy of Sciences (NAS) of America now recommends that
all infants, including those who are exclusively
breastfed, get a minimum of 200 IU of vitamin D per day
beginning in the first two months of life. Infants who
are breastfed and do not receive supplemental vitamin D
or adequate sunlight exposure are at increased risk of
developing rickets. The recommended adequate intake of
vitamin D cannot be met with human milk as the sole
source of vitamin D for the breastfeeding infant.
Because adequate sunlight exposure is not easily
determined, the NAS also suggests the recommended daily
dose of vitamin D be continued throughout childhood and
adolescence. One source of vitamin D is from exposure to
ultraviolet B light from the sun. Decreased sunlight
exposure occurs in winter and from clouds and air
pollution. Lifestyles and cultural practices may also
limit sun exposure. Recently, the Centers for Disease
Control and Prevention(CDC) and other organizations have
launched a public health campaign to decrease the
incidence of skin cancer by urging people to limit sun
exposure. This combination of factors has led to
decreased sun exposure overall and potentially decreased
vitamin D synthesis among individuals.
SOURCE:
The American Academy of Pediatrics Clinical Report, 2003
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Tea
& Metabolic Syndrome X!
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Green
tea leaves for metabolic syndrome Back
to Features
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Doctors
routinely prescribe weight loss, exercise and a healthy
diet to fight against Metabolic Syndrome X. Researchers
are studying another combative measure. A derivative of
the green tea leaf may help with Metabolic Syndrome X, a
potentially deadly disorder. Metabolic Syndrome X is the
term used to describe a group of heart disease risk
factors, including high levels of abdominal fat, bad
cholesterol, high blood pressure, and abnormal glucose
metabolism. Also known as Insulin Resistance Syndrome,
Metabolic Syndrome X is thought to occur in people with
a family history of type 2 diabetes. Researchers say
excessive caloric intake is one of the root causes.
Researchers found Tegreen, a tea product, improves
glucose and lipid metabolism, enhances insulin
sensitivity and balances the metabolic rate of fat
deposit and fat burning in obese rats. Researchers
studied 44 female rates divided into four groups. The
first group received a normal diet and a normal-diet
placebo. The second group received a high-calorie diet
and a high-calorie diet placebo. The last two groups
were given Tegreen at doses of 25 mg/kg or 75 mg/kg.
Investigators found blood sugar decreased by 21.5
percent for the group given the low dose of Tegreen and
decreased 15.7 percent for the group given the high
dose. Fat relative to body weight also decreased 11.9
percent in the low-dose group and decreased 21.6 percent
in the high-dose group.
SOURCE:
Experimental Biology 2003, San Diego, April 11-15, 2003
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New
Treatment For Acne
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New
dose of common treatment improves acne
Back
to Feature
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Researchers
have found a specific dose of a commonly used treatment
for moderate acne significantly reduces the number of
lesions in patients. Previous studies show doxycycline
treatment at doses of 100 milligrams to 200 milligrams a
day reduces the number and severity of inflammatory
lesions. However, these antimicrobial doses are often
associated with the emergence of resistant bacteria and
adverse effects, such as vaginal candidiasis and
gastrointestinal upset. As part of the multicenter
trial, 44 patients were randomized to receive either 20
milligrams of SD doxycycline or a placebo twice a day
for six months. After six months, the treatment group
had an average 50-percent greater reduction in the
number of inflammatory lesions while the placebo group
had an average 30-percent reduction. The average
reduction in the number of noninflammatory lesions was
54 percent in the treatment group and 11 percent in the
placebo group. In the number of all lesions combined,
the average reduction after six months was 52 percent in
the doxycycline group and 18 percent in the placebo
group. Researchers also found doxycycline was well
tolerated, had no detectable antimicrobial effect, and
did not result in the emergence of resistant organisms.
SOURCE:
Archives of Dermatology, 2003;139:459-464
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