No need to be hypersensitive, had you read the link you would have known Malabsorbtion can be reversed with proper diagnosis. Did your vet perform the blood test to confirm the condition before recommending steroids?

Or is the dog a Guinea pig? I don't have a problem with experimenting with different regimens, when the dogs life is not at stake. But if your dog looks like you described, he's dying an agonizing death already.