Black Esophagus: A Rare Cause of Gastrointestinal Hemorrhage in the Emergency Department | MDedge Emergency Medicine
![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)
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 coffee grounds vomit? This is after already being sick twice with lots of black/dark brown vomit (24 F), other symptoms of fast paced heart and black vomit twice this week : Is this coffee grounds vomit? This is after already being sick twice with lots of black/dark brown vomit (24 F), other symptoms of fast paced heart and black vomit twice this week :](https://preview.redd.it/is-this-coffee-grounds-vomit-this-is-after-already-being-v0-hu5sjdu5fbc81.jpg?width=640&crop=smart&auto=webp&s=365ad41d2f8cf373d5934bf37fee6469f43e5edd)