Ok was it acidkeotosis, or however that is spelled? Damn I should have read all the posts before I chimed in, my step daughter who is 10 and not diagnosed with diabetes went through the same kinda event in February, to give a proper scenario of events it was like seeing Rainbow bright turn into the preceived notion of Reagan from the exorcist. Scared the living hell out of us. turns out she is type 1, and a bout of what we thought was pnuemonia caused it to spike into what it became.

Silent heart attack, that is insane man, how something can cause much more trauma, like the domino effect. I really hope all goes well for your friend, and hope ya can get some comfort or peace within mind. The anxiety from these situations can be just as bad as the actual pain being dealt with...just breathe