 [ Symptoms ] how can i heal a cut on my vagina  have no idea how i can get this but it is getting bigger and hurts more i do not have sex and am doing anything i can to keep clean i have read about having a salt bath but does this sting badly what else can i do [ Disease ] blood coming from the stomach will be black because of the hydrochloric acid stools will be black as well in most cases bright red blood can be from the esophagus throat or even the nose clearly if you are vomiting blood or think you are vomiting blood prompt medical evaluation is recommended