The cause of the imbalance was not clearly identified, but may be linked, in theory, to her drinking 10-15 glasses of iced tea each day.
"may be linked, in theory" is medical opinion, not medical fact. I work with research scientists and proofread their papers all the time, it basically means they have no friggin' idea what caused it.
"Maybe you didn't read the report:"
Maybe....no, you didn't read what I said. The doctor's "mentioned" it. Mentioning it is not an assertion that it is so...it is not an assertion that something is medical fact.