Table 2.

Intra- and post-operative complications resulting from both revision strategies

	TDR removal (n = 21)	Fusion only (n = 18)
Intra-operative	Left common iliac artery lesion (n = 1)
	Left common iliac vein lesions (n = 2), one resulting in a deep venous thrombosis of the left leg
	Bleeding ascending lumbar vein (n = 1)
	Pronounced bleeding intervertebral defect (n = 1)
	Major blood loss (5,100 cc) (n = 1)
	Small colon lesion (n = 1)
	Decreased sensitivity in the left groyne (n = 2)
Post-operative: 0–3 years	Resection left kidney after ureter lesion (n = 1)	Pseudo-arthrosis (n = 2)