Surgical Orthodontic Treatment of Severe Skeletal Class II

Table 1

Cephalometric analysis.

Area of study	Measurement	Mean	Pretreatment	Posttreatment
Sagittal relationship	SNA	82°	87°	84°
	SNB	80°	71°	75°
	ANB	2°	16°	9°
	N Pg/FH	87°	73°	86°
	Wits appraisal	−1–0 mm	26 mm	5 mm
	Pg to NB dist.	2-3 mm	0 mm	3 mm
Vertical relationship (divergency)	Mand. Pl. to FH	25°	39°	33°
	Mand. Pl. to SN	32°	48°	45°
	𝑌 axis S Gn/SN	60°–66°	77°	63°
	Lower face height	64 mm	85 mm	74 mm
Dental relationship (incisor position)	U Inc. to SN	103°	119°	109°
	U Inc. to NA	22°	32°	25°
	U Inc. to NA dist.	4 mm	6 mm	3 mm
	U Inc. to L Inc.	130°–132°	86°	109°
	L Inc. to Mand.	90°	105°	95°
	L Inc. to NB	25°	44°	36°
	L Inc. to NB dist.	4 mm	10 mm	10 mm
Soft tissue relationship	Upper lip to E-line	−4 mm	9.3 mm	3.8 mm
	Lower lip to E-line	−2 mm	7 mm	0 mm
	Nasolabial angle	90°–110°	77°	93°