> While an extremely high PPN2 can cause unconsciousness due to narcosis, it wouldn't be possible to definitively identify that as the cause. In a later post,

> While an extremely high PPN2 can cause unconsciousness due to narcosis, it wouldn't be possible to definitively identify that as the cause. In a later post, I wondered (without any particular reason to think it might be so) whether the decompression sickness Nitsch experienced was manifest in neural tissue, and now I am wondering whether this 'nitrogen narcosis' was an early instance of the strokes which occurred during his treatment for that decompression sickness.