High pressure neurological syndrome
MONDO:0002570A syndrome related to increased atmospheric pressure and characterized by tremors, nausea, dizziness, decreased motor and mental performance, and seizures. This condition may occur in those who dive deeply (c. 1000 ft) usually while breathing a mixture of oxygen and helium. The condition is associated with a neuroexcitatory effect of helium.
5 clinical trials for this condition and its sub-types.
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Broader categories
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Spacewalk safety boost: new breathing method tested
Knowledge-focused CompletedThis study tested a method to help prevent decompression sickness (the bends) in astronauts during spacewalks. Nineteen healthy volunteers breathed pure oxygen for 6 hours, then spent 6 hours in a low-pressure chamber while exercising. Researchers monitored them for bubbles in th…
Phase: PHASE1 • Sponsor: Duke University • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:01 UTC
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Diving danger: hospital reviews 11 years of accident data
Knowledge-focused CompletedThis study looked at 468 divers treated for suspected diving accidents at Nice University Hospital between 2014 and 2025. Researchers analyzed details like age, dive depth, and duration to see if certain health factors are linked to decompression sickness even when divers follow …
Sponsor: Centre Hospitalier Universitaire de Nice • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:00 UTC