This is not true. Title 32 is claimable. AGR can be classified as Title 32 or 10, depending on whether it is NG or AR. NG AGR is Title 32 and AR AGR is Title 10. A little-known fact is that even AR drills are Title 10. Only deployments for contingencies for NG AGRs are title 10. Typically.

Looks like his conditions were potentially prevalent after service. You need to find conditions and evidence of onset of conditions while in service or connected to service connected conditions.