Perioperative management and neurological outcomes of traumatic spondyloptosis: A retrospective case series of 14 patients

Table 1 General characteristics of the 14 patients with spondyloptosis

No.	Sex	Age (year)	BMI (kg/m2)	Basic diseases	Mechanism of injury	Shock	Blood pressure (mmHg)	Affected vertebra	Interval before surgery (hours)
1	Female	36	20.7	None	MVA	No	90/56	C6	52
2	Male	38	23.8	None	CA	No	128/75	L1	10
3	Male	63	23.9	Hypertension	FFH	No	147/88	C7	30
4	Male	36	26.6	None	MVA	No	109/68	T5	15
5	Male	39	26.4	None	CA	Yes	82/46	C7	13
6	Male	61	25.4	None	MVA	Yes	70/46	T3	80
7	Female	37	20.7	None	MVA	No	106/77	T12	16
8	Male	48	23.9	None	FFH	No	125/85	L3	10
9	Male	77	24.2	Hypertension	MVA	No	154/85	L2	16
10	Male	56	21.7	None	FFH	No	112/76	T7	24
11	Female	53	22.6	None	FFH	No	119/72	T11	10
12	Male	55	24.6	None	MVA	No	134/87	T11	21
13	Male	56	26.1	None	FFH	No	100/61	C7	12
14	Male	50	22.7	None	MVA	Yes	59/32	L3	14

BMI: Body mass index; MVA: Motor vehicle accident; CA: Crushing accident; FFH: Fall from height.

Table 2 Surgical interventions in the 14 patients with spondyloptosis

No.	Multiple trauma	Combined fractures	Surgical approach	Segment fixation	Operation time (minutes)	Blood loss (mL)	Hospitalized days	Complications
1	No	None	AT + PT	C5-T1	110	150	35	Joint contracture
2	Yes	None	PT	T12-L3	260	400	41	None
3	Yes	Scapular; rib	PT	C5-T2	230	800	27	Pneumonia
4	Yes	Maxilla	PT	T3-7	200	800	33	None
5	Yes	Skull	PT	C5-T2	210	800	16	Pressure ulcer
6	Yes	Rib	PT	T1-6	170	500	22	Urinary tract infection
7	No	None	PT	T10-L3	185	600	24	None
8	No	None	PT	L1-5	170	800	11	None
9	Yes	Scapular; rib	PT	L1-3	190	800	78	None
10	Yes	Skull; rib	PT	T5-T9	175	500	17	Deep vein thrombosis
11	Yes	Maxilla; rib	PT	T9-L2	190	800	20	None
12	Yes	None	PT	T9-T12	185	500	14	Pressure ulcer
13	Yes	Rib	PT	C4-T1	200	600	39	Joint contracture
14	Yes	Rib	PT	L1-5	250	800	50	Urinary tract infection

AT: Anterior; PT: Posterior.

Table 3 Neurological function assessments in this cohort

No.	Pre-op ASIA	Post-op ASIA	Follow-up ASIA	Outcomes
1	A	B	B	Mild change
2	B	C	C	Improvement
3	B	B	B	Unchanged
4	A	A	A	Unchanged
5	A	A	B	Mild change
6	A	A	A	Unchanged
7	A	A	A	Unchanged
8	A	C	D	Improvement
9	B	C	D	Improvement
10	A	A	B	Mild change
11	B	C	D	Improvement
12	A	A	A	Unchanged
13	A	B	B	Improvement
14	A	A	A	Unchanged

ASIA: American Spinal Injury Association.