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Global Health
Initiative |
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Health Sciences Center |
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Keeping Yourself
Healthy Abroad |

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As a traveler engaging
in the providing health care to others, it is
sometimes easy to forget to take care of yourself. However, if you are sick or injured, you no longer
are a help to others not to mention it is not fun to
be sick away from home. These links help you find
information on: |
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Air travel
Did you know??
- Air Pressure:
Boyle’s Law states that as atmospheric pressures
fall (with rising altitude as in flying), gases
expand. Therefore, problems mainly develop from
gases trapped in spaces such as sinuses, middle
ears, teeth (who knew), and abdominal cavity.
For most healthy people, minor abdominal or ear
discomfort is manageable with yawning, sneezing,
swallowing, chewing gum, or gentle valsalva by
closing nose with thumb and finger and exhaling
gently with mouth closed. For those with colds
or prior difficult experience try:
- Afrin nasal
spray 3 min prior to takeoff
- Oral
decongestant like Sudafed
- Blood Clots:
Virchow’s Triad for cause of blood clots
includes venous stasis, hypercoaguability, and
endothelial injury to trigger clotting. Flying
may incorporate all of these in the triad with:
- Venous
stasis with prolonged immobilization
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Concentration of the blood due to the
relatively low humidity of the cabins
producing dehydration
- Endothelial
injury by compression of the popliteal veins
against the edge of the seat
- Decreased
oxygen tension and ambient cabin pressure
may impair the body’s ability to lyse clots
or may induce clotting
- Accumulation
of fluid or edema in the legs may compress
veins and may further clotting
Do not fear
though overall incidence is EXTREMELY LOW…
here’s what you can do to prevent DVTs:
Stay well
hydrated – one glass of water every 2 hours
Avoid alcohol
and salty snacks
Periodically
move about the cabin
Stretch or
exercise lower legs in seat – try doing
alphabet with ankle or “pumping” feet
Wear loose
fitting clothing
Avoid
crossing legs
Those at “high
risk” include those who have a prior history
of DVT, a clotting disorder, cancer in previous
2 years, limitations of mobility due to bone or
joint issue, recent surgery, obesity or large
varicose veins. “High risk” individuals should:
strongly consider purchasing and wearing
Scholl’s Class I Flight Socks or US Equivalent
Travel compression socks. Consider with medical
consultation the use of enoxaparin.
O’Neil, Edward.
Practical Guide to Global Health Service.
American Medical Association: 2005 |
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Traveler’s Diarrhea
Definition: the passage of at least 3 unformed
stools in a 24-hour period. May be associated with
vomiting (15%), abdominal cramping or low grade
fever. Severe cases involve bloody diarrhea
(dysentery), high fevers, or prolonged course (10%)
lasting longer than 7 days. Usually self limiting
course 3-4 days.
Common Bugs: Enterotoxigenic E. coli (ETEC) (Most
common), Campylobacter, Salmonella, Shigella, Vibrio
parahemolyticus (seafood in Asia), viral and
parasitic (entamoeba, giardia, cryptosporidium,
cyclospora and intestinal helminthes)
Prevention:
- “boil, peel,
bottle”
- Don’t drink
water not in a sealed bottle or purified by
boiling, filtration or iodine
Treatment:
- Toilet paper in
a plastic bag
- Rehydration –
match stool output with fluid input, oral
rehydration packets, or create ral rehydration
solution with 8 teaspoons sugar (handful) with 1
teaspoon salt (pinch) in 1 liter clean water,
pedialyte
- Loperamide (Immodium):
4mg after first loose stool and 2mg after each
subsequent loose stool to total of 16mg daily –
avoid if associated with bloody stools or fever
- Floroquinolone
in adults or Bactrim in pregnant and children
- Seek help if no
improvement with antibiotics
O’Neil, Edward.
Practical Guide to Global Health Service.
American Medical Association: 2005 |
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Malaria
Species of intraerythrocytic protozoa Plasmodium:
P. flaciparum, P. vivax, P.ovale, and
P.malariae. The female Anopheles mosquito
spreads malaria by transmitting the protozoa through
her salivary gands during the bite. The protozoa
replicate and infect red blood cells and when they
mature they lyse the RBC and cause fever, anemia,
low oxygen levels. P. vivax and P.ovale
have latent phases in the liver where they can live
long term and cause relapsing infections.
Prevention:
- Long shirts and
pants for evening activities
- Spray clothing
with permethrin. Or you can purchase
BuzzOff clothing.
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Use bed
netting, which can also be sprayed with
permethrin.
- Use DEET = gold
standard. 4.75% DEET lasts 1.5 hours of
protection, 6.65% DEET lasts 2 hours. 20% DEET
lasts 4 hours, 23.8% DEET lasts 5 hours.
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Chemoprophylaxis:
- Check CDC or
WHO for up to date recommendations
- Chloroquine
is drug of choice for chloroquine sensitive
areas =
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Mefloquine (Larium) – once weekly dosing
is easy, contraindicated in people with
history of depression, psychosis, or
other major sychiatric problems, may
cause disruptive nightmares or vivid
dreams. Not to be used in Thailand,
Cambodia, Myanmar (Burma) due to
mefloquine resistant areas on borders.
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atovaquone-proguanil (malarone) - well
tolerated, expensive and daily dosing,
may be good for shorter trips
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doxycycline – daily dosing and may cause
photosensitivity. For the Kenya trips,
Doxycycline (Vibramycin),
is not effective as the other
medications and therefore is NOT
currently recommended.
O’Neil, Edward.
Practical Guide to Global Health Service.
American Medical Association: 2006 |
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A basic medical kit can include: (may
want to get with other people to share some of these
items) and also depends upon how rural you may be.
- Antibiotics
(e.g. Ciprofloxacin, Bactrim, Metronidazole) –
consultation may be needed to know when to
properly use these
- Acidophilus and
Lactobacillus can be considered – one brand that
has come Physician recommended is Culturel (can
be found at Walmart) – most are better
refrigerated but this one is ok not refrigerated
- Muscle relaxant
- Sleeping pills
(over the counter or prescription) may help with
jet lag or insomnia but careful with “hangovers”
- Anti-diarrheal
(Bismuth, loperamide) – safe and effective for
mild to moderate diarrhea
- Loperamide:
4mg after first loose stool and 2mg after
each subsequent loose stool to total of 16mg
daily – avoid if associated with bloody
stools or fever
- Anti-nausea meds
(i.e. prochlorperazine (Compazine) Promethazine
(phenergan) or Ondansetron (Zofran – more
expensive))
- Fiber laxative
(i.e. Metamucil, Konocyl)
- Hemorrhoid wipes
– i.e. tucks medicated wipes for diarrheal days
- Anti-gas
medication
- Antacid
- Antihistamine
(i.e. Benadryl -topical and oral – can be used
for allergic reactions and to help with bug
bites)
- If you have a
history of severe allergic reaction an Epi-pen
is recommended
Motion sickness pills (i.e. Dramamine)
- Cold medication
- Antifungal cream
or spray, antifungal for Tinea cruris for men,
something to treat yeast infections for women
- Antibiotic cream
- Variety of
bandaids, ace wraps or braces for existing joint
problems
- Sunscreen
- Burn ointment
(i.e. aloe)
- NSAIDS (i.e.
Ibuprofen)
- Acetaminophen
(for fevers and pains)
- Multivitamins
- Q-tips
- Tweezers
(checked luggage)
- Prescriptions
and any other items that you use on a regular
basis (including feminine hygiene products) –
also any medications that would be used for any
chronic conditions you may have even if you have
not had a problem for a long time – i.e. Asthma
– come prepared with an inhaler, etc.
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Ohio University
Heritage
College of Osteopathic Medicine
Grosvenor Hall,
Athens, Ohio 45701
Tel:
740-593-2359 FAX: 740-593-1730 |
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