Rehabilitation of severe dentofacial deformity after early radiotherapy of retinoblastoma: a case report

Table 1 Comparison of cephalometric measurements (pretreatment, posttreatment, and 2-year follow-up)

Variable	Measurement	Normal	Pretreatment	Posttreatment	2-Year follow-up
Skeletal	SNA (°)	82.4	75.75	81.10	80.82
	SNB (°)	80.4	91.9	81.49	81.35
	ANB (°)	2.0	−16.15	−0.4	−0.53
	SN-GoMe (°)	32.0	17.64	27.85	27.40
Dental	Overbite (mm)	2.3	10.73	2.04	1.78
Dental	Overjet (mm)	3.2	−15.87	3.32	3.19
Soft tissue	UL to esthetic line (mm)	1.0	−13.95	−0.93	−1.16
Soft tissue	LL to esthetic line (mm)	1.0	3.29	−1.00	−2.32

For definition of measurements, see Fig. 2
SNA, sella-nasion-A point angle; SNB, sella-nasion-B point angle; ANB, A point-nasion-B point angle; SN-GoMe, angle between sella-nasion line and gonion-menton line; UL to esthetic line, distance between upper lip to nose tip-soft tissue pogonion line; LL to esthetic line, distance between lower lip to esthetic line

ISSN: 1752-1947