High Pressure Neurological Syndrome
Synonyms
Experimental High Pressure Neurological Syndrome
HPNS
HPNSs
High Pressure Nervous Syndrome
High Pressure Neural Syndrome
High Pressure Neurological Syndrome, Experimental
A 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.