This basset hound dog has oral lymphoma that has killed a portion of bone in the right upper jaw and left the gum tissue severely inflamed. There is considerable pain present. The tan colored tissue seen here is the dead bone.
It is important to note that conservative treatment with pain medications will not eliminate this dogs pain. Surgical removal of the affected tissue (cancer) is an immediate cure for the pain
Nerve blocks are used to minimize the anesthesia required to keep the patient asleep during the procedure and allow them to wake up pain free. This is the area following removal of a portion of the upper jaw and the cancerous area