Questione giuridica chiave
Whether the conditions for revising the disability pension under Article 17 LPGA were met due to a material improvement in the insured's health.
Decisione estratta
No material change in the insured's health was established; the prerequisites for revision were not fulfilled.
Motivazione estratta
The judicial expert described the clinical picture as essentially stationary since the 2001 COMAI assessment. The later report did not show a notable improvement, but rather a different appreciation of the same underlying condition.