The more I learn of man, the more I like my dog ~ Mark Twain.
Sorry for you loss, sounds like a condition called bloat where the stomach twists.
2013 E93 M3 6MT
2007 N54 E93 Stage 2 Dinan | Diana CAI | Autobahn Exotics Exhaust | FOOSE Speed 19's (sold)
2011 Jetta TDi | Daily Driver
2007 Tacoma | Dog Hauler