To the Editor In their recent article, Brown et al1(E7) conclude that “polyethylene glycol fusion has shown efficacy in the surgical repair of spinal nerve injuries, but this finding was not replicated in facial nerve injury repair.” Problematically, Brown et al almost certainly did not induce polyethylene glycol (PEG)-mediated fusion repair of facial nerves in rats. We come to this conclusion for the following 3 reasons:
Bittner GD, Ghergherehchi CL, Mikesh M. Surgical Technique and Other Protocols Used Probably Did Not Induce Polyethylene Glycol Fusion of Rat Facial Nerves. JAMA Facial Plast Surg. 2019;21(1):81. doi:10.1001/jamafacial.2018.1126
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