Evaluation of Clinical Graded Treatment of Acute Nonsuppurative Otitis Media in Children with Acute Upper Respiratory Tract Infection

Figure 1

Grading criteria: severity grading of acute nonsuppurative otitis media: (a) normal, (b) grade I, (c) grade II, and (d)–(h) grade III.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)