Skin Tag That Was Scratched Open and Bleeding
by david
(ST PAUL MN, USA)
Clean it gently with saline or mild soap and water, apply light pressure until it stops bleeding, and keep the dog from licking it. A cone or light shirt can help.
If it keeps bleeding, gets infected or is growing, your vet can remove it; small skin growths are often removed easily.
This is general information, not a diagnosis. Please follow your own vet's advice.