Safety Audit · 17,750 ft
Borasu Pass Expedition AMS Risk Calculator
Personalized altitude sickness risk assessment for Borasu Pass Expedition. 60 seconds. No health data stored.
Borasu Pass Expedition at a Glance
At 17,750ft, altitude sickness is a genuine high-altitude hazard on Borasu Pass Expedition. The calculator above personalises your risk based on your medical history, prior altitude experience, and this route's specific ascent profile.
Frequently Asked Questions
What is the AMS risk on Borasu Pass Expedition?
You are crossing 17.8k ft. Pro-active monitoring for HAPE is mandatory from Ratia Thatch onwards.
What are the main hazards on Borasu Pass Expedition?
The primary risks on Borasu Pass Expedition are: Crossing a 17,880ft pass with near-vertical snow sections, Crevasse risk on the HP side of the Borasu glacier, Rapidly changing weather and blizzard risk at 17,000ft, Extreme isolation during the crossover days. Your operator should brief you on each of these before departure.
Should I take Diamox for Borasu Pass Expedition?
Diamox (Acetazolamide) is worth discussing with your doctor if you plan to attempt Borasu Pass Expedition (17,750ft). It is not routinely required for healthy trekkers but is recommended if you have had AMS symptoms on a previous high-altitude trip. Never start Diamox without medical advice — it has side effects including tingling fingers and increased urination.
What SpO2 level is dangerous on Borasu Pass Expedition?
At 5,410m, a resting SpO2 below 80% is a medical emergency and requires immediate descent. Between 80–85% — monitor closely and do not ascend further. Most acclimatized trekkers maintain 85–92% at this altitude. Carry a pulse oximeter and check readings morning and night.
Is Borasu Pass Expedition safe to attempt alone?
STRICTLY NOT RECOMMENDED. The pass crossing is dangerous and technically complex without a team and ropes.
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