Table 1.

Demographical, clinical and instrumentation details of patients

Age/Sex	Diagnosis	Neurology	Pedicle screws	Additional screws	Levels
58 yrs/M	C1C2 #	ASIA-E	4	Nil	C1-C2
58 yrs/F	Odontoid # nonunion	ASIA-C	4	Nil	C1-C2
69 yrs/F	Odontoid # nonunion	ASIA-D	4	Nil	C1-C2
17 yrs/M	Odontoid#, atlas #	ASIA-E	1	4 LM	O-C4
40 yrs/M	Hangman's #	ASIA-E	2	Nil	C2
55 yrs/M	# Dislocation L3,4;AS	ASIA-E	8	Nil	L2-L5
35 yrs/M	Odontoid # nonunion	ASIA-E	4	Nil	C1-C2
70 yrs/M	# Dislocation L4,5;AS	ASIA-E	12	Nil	L2-S1
43 yrs/M	C2,3 subluxation; AS; kyphotic deformity	ASIA-E	2	3LM	O- C5
47 yrs/M	# Dislocation L3,4;AS	ASIA-C	8	Nil	L2-5
45 yrs/M	# subluxation C6,7; AS	ASIA-C	10	Nil	C5-T3
58 yrs/M	Chance # C3,4; AS	ASIA-B	3	4 LM	C2-C6
55 yrs/M	Hangman's #	ASIA-E	3	4LM	C1-C4
28 yrs/M	Hangman's #	ASIA-E	2	Nil	C2

C-cervical, AS-ankylosing spondylitis,

^#-fracture, LM-lateral mass, O-occipital, T-thoracic, L-lumbar, S-sacral, ASIA-American Spine Injury Association Score)