Keith Siau on Twitter: "@stevenbollipo @PerelmansPearls @willyniv @RodriguezParra_ @Jonathansegal85 @DCharabaty @ginorthshore @GIDrDon @BilalMohammadMD @TedWJamesMD Beware. Not all coffee grounds are harmless! “Bloody emesis is not associated with more ...
![Is this blood in cat vomit? I've read it looks like coffee grounds. Cat had a massive hairball, then vomited this like 30 seconds... | PetCoach Is this blood in cat vomit? I've read it looks like coffee grounds. Cat had a massive hairball, then vomited this like 30 seconds... | PetCoach](https://cf-s3.petcoach.co/question_photo_normal_thumb/uploads/questions/822532/images/f513e701ea74c308d271158ae49e37f6df6f7de1.jpeg)