I was thinking similar. Def a vet neurologist referral......myelogram may be done first to localize area for MRI. I hope he turns out ok. Prednisone is definitely a first line defense if there is damage and swelling. Crossing fingers for you.
NAPWDA Certified Cadaver Dog
Waiting at the Bridge (italics
=GSDs) (hemangiosarcoma=blue):Grim , Cyra, Toby
, Rainbow, Linus, Oscar
, Arlo & Waggles