There are no known procedures to neutralize the effects of jet fuel exposure, and there's no clinical guidance for long-term treatment, researchers found.
A policy requiring VA medical examiners to include effects of medication in assigning disability ratings is expected to be formally rescinded on Feb. 27.
Twenty senators signed a letter to Secretary McDonough, urging him to adjust a policy initiative they said is making it hard for veterans to access care.
A complex system is pushing more vets to search for private-sector solutions to health issues, all while hoping the VA will eventually pick up the bill.