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What is High Altitude Sickness?
A mixture (syndrome) of problems like headache, Nausea, shortness of breathe, tiredness encountered at high altitude i.e. above 8000ft.
Cause/Factor of Altitude Sickness:
A/ Less Oxygen
B/ Low Pressure i.e. Barometric Pressure
C/ Rapid Ascent
D/ Possibly Dehydration
E/ Hypothermia
Type of Altitude Sickness:
A/ AMS: - Acute mountain Sickness
B/ HAPE: - High Altitude Pulmonary Edema
C/ HACE: - High Altitude Cerebral Edema
Symptoms of Altitude Sickness:
(Acute Mountain Sickness)
- Mild symptoms feel like hangover/ not feeling well
- Headache
- Fatigue/Tiredness
- Nausea
- Shortness of breath
- Loss of appetite
- Sleep Disturbance
- Dizziness
High Altitude Pulmonary Edema (water in the Lung)
(Severe symptoms of Altitude Sickness)
- Increasing shortness of breath at rest
- Severe cough- Dry /Productive
- Very tired - Unusual fatigue while walking
- High pulse rate i.e. 110
- Blueness of face, lip, finger nails - that means inability to transport Oxygen into the blood
It can happen after 2 nights of arrival in the altitude.
High Altitude Cerebral Edema (water in the Head)
- Severe symptoms of Altitude Sickness
- Severe Headache
- Vomiting
- Walking like a drunk (Ataxia)
- Mental confusion/Altered mental status
- Irritable - Does not want to be bothered by other people.
- Unconsciousness or Coma.
Test: Tandem walking test, Hell to toe step. Fall off from the line.
DECISION MAKING:
Find out the problem i.e. at altitude assume all problems are altitude sickness unless proven otherwise. If it is altitude problem with mild symptoms, stay at the same Altitude until the symptoms gone. E.g. Take an Aspirin, try to go up but listen to your body. If symptoms are worsening, go down.
PREVENTION:
- Acclimatization - after 1000m. Ascent, stay one more night for acclimatization.
- Do not make RAPID ASCENT; don't go to fast too high.
- No alcohol, sleeping pills and smoking.
- Drink more fluid 3-4 liter a day clean water - boiled or treated/tea/coffee/soup/juice etc.
- Don not carry heavy packs, 10-12 k.g is ok.
- Climb higher sleep lower.
- Over 3000m, 300m. ascent a day.
- Do not travel alone.
TREATMENT:
- DESCENT is the best medicine; do not wait for the Helicopter
- Medicine
- Oxygen
- Diamox - for AMS- 125 Mg. Before dinner - for sleeping problem if feeling Suffocated.
- Nafedipine for HAPE.
- Steroids/Dexamethasone for HACE.
- Hyperbaric Bag - Gammow Bag
GOLDEN RULES:
- Awareness of ALTITUDE ILLNESS.
- If you have mild symptoms, do not go higher, Take Aspirin
- If you have worsening symptoms, GO DOWN.
- Do not leave your team member behind unattended either trekker or porter
First Aid Medical Kit
Equipments:
| Sphygmomanometer (Blood pressure Instrument) |
Stethoscope |
Scissors |
| Syringes (20 ml, 10 ml) |
Thermometer |
Tongue blades |
| Hot water bottle |
Matchbox |
Pen light |
| Pen and writing pad |
Splints |
cervical collar |
Bandages and dressings:
| Sterile gauge pads (large and small) |
Band aids |
Triangular Bandages |
| Elastic Bandages (3, 4 and 6 inches) |
Adhesive Tapes |
Eye pads |
| Cotton roll (large and small) |
Q-tips |
Safety pins |
Medications
For pain
Paracetamol (500mgs tablet and 125 mgs in 5 ml syrup)
Aspirin (300mgs tablet)
For Allergy
Avil (25 mgs tablet)
Benadryl Syrup
Trexyl - (60mgs tablet, 30 mgs in 5 ml syrup)
For Infections
Eye: Neosporin Ophthalmic Cream
Throat and Lung: Amoxicillin (125mg per 5 ml syrup, 250 mgs and 500 mgs tablets)
For Abdomen:
- Metronidazole(200mgs, 400mgs tablets)
- Tinidazole (500 mgs tablets)
- Antacid
- Oral Rehydration powder
- Loperamide (2 mgs tablets)
For open wounds
- Cloxacillion and Cephalexin(125 mgs in 5 ml 250 mgs and 500 mgs tablets)
- For urinary infections
- Narfloxacin (200 mgs, 400 mgs tablets)
Disinfectants:
- Betadine (Solution and cream)
- Miconazole Cream (for fungal infection)
- Silver sulphadiazine(for burn injury)
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