NO SPECS Classification

Severity of Graves' Ophthalmopathy.

0 (N): No signs or symptoms 1 (O): Only signs (lid retraction), no symptoms 2 (S): Soft tissue involvement (edema) 3 (P): Proptosis (> 22 mm) 4 (E): Extraocular muscle involvement (diplopia) 5 (C): Corneal involvement 6 (S): Sight loss (optic nerve involvement)