Blood work is optional for dogs under 2 at our vet, and is $85 additional. Puff was spayed at 8 months and had anal glands removed at 13 months, and we had blood work done before both.
I really think it should be mandatory for all.
__________________  Shannon & Puff 
"All his life he tried to be a good person. Many times, however, he failed; for after all he was only human. He wasn't a dog." Charles M. Schultz |