Did it feel like a pea, sort of? Or was it more mushy? If it felt like a pea, it could've been a follicular cyst, or a sebaceous cyst...both of which sometimes resolve on their own. Did the vet aspirate it...sometimes that can help ID it too.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |