While the NHS is getting better at diagnosing and recording cases of multiple sclerosis, in many ways society is getting worse at supporting people with the condition, says the MS Society.
Report describes the "horrific reality" of a system which inflicts terrible suffering on those detained and causes anguish to their distraught families.
Constraints on capacity, including lack of finance, staff and beds, is linked with the decline in waiting times performance, says the National Audit Office.