Redness roof of the nasopharynx
Redness of the nasopharynx is
defined as erythematous mucosa over the nasopharynx. It has been graded
as Grade 0: no redness of the nasopharynx. Grade 1 (roof only): redness
involving the only roof of the nasopharynx, (roof is defined as the
level above the upper 1/3rdedge of torus tubarius).
Grade 2 (diffuse): redness extending beyond the roof of the nasopharynx
(Figure 2).