Fig. 1
From: The effect of adenoid hypertrophy on maxillofacial development: an objective photographic analysis
I: 0–25 % adenoid tissue (Group 1: controls). II: 25–50 % adenoid tissue (Group 2a). III: 50–75 % adenoid tissue (Group 2b). IV: 75–100 % adenoid tissue (Group 2c) and the actual representative pictures of each group