Fig. 2

CBCT images demonstrate the three vertical relationships between the maxillary sinus floor (MSF) and the posterior maxillary teeth (PMT). In Axial (A, D, G, and J), sagittal (B, E, H, and K) and coronal planes (C, F, I, and L). Type 1: (A,B and C); Type 2Â C (D,E and F). Type 2LC (G, H and I) and Type 2P (J, K, and L)