[Blennos]

high-altitude pulmonary edema, which caused fluid to build up in Strydom’s brain

Pulmonary edema is fluid build-up in the lungs, not the brain.

[Still Thinking]

Pulmonary edema is fluid build-up in the lungs, not the brain.

For normal people, yes. In her case, you have to allow for the fact that she was an airhead.

[RetiredTexasVet]

Sort of a scientific “near miss” like Climate Change (aka Man Made Global Warming)!