Comparing Fusion Rates Between Fresh-Frozen and Freeze-Dried Allografts in Anterior Cervical Discectomy and Fusion

Autor: Derron Yu, Paramjyot Singh Panesar, Connor Delman, Benjamin W. Van, Machelle D. Wilson, Hai Van Le, Rolando Roberto, Yashar Javidan, Eric O. Klineberg
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: World Neurosurgery: X, Vol 16, Iss , Pp 100126- (2022)
Druh dokumentu: article
ISSN: 2590-1397
DOI: 10.1016/j.wnsx.2022.100126
Popis: Objective: The objective of this retrospective study is to compare the fusion rates in anterior cervical discectomy and fusion surgery using freeze-dried versus fresh-frozen allografts. Methods: The study comprised 79 patients. Fifty-one patients received freeze-dried allograft (106 total spinal levels) and 28 patients received fresh-frozen allograft (50 total spinal levels). Fusion was assessed through trabecular bridging on follow-up anterior-posterior/lateral radiographs. Trabecular bridging was assessed on the superior and inferior borders of each spinal level and given a fusion grade. Complete fusion is defined as >50% bridging between superior and inferior borders of the bone graft; union is complete fusion in
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