ArticleSICOT-J2025
Reduction of oxidative stress in total knee arthroplasty using tourniquet with a novel pharmaceutical combination.
Article in SICOT-J, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed.
- Key Inflammatory Pathways, Biomarkers, and Targeted Management Strategies in Primary Total Joint Arthroplasty: A Narrative Review.Medicina (Kaunas, Lithuania) · 2026Review
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Authors and funding
12 authors.
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Abstract
introductionTourniquet use in total knee arthroplasty (TKA) can cause ischaemia-reperfusion (I-R) injury via oxidative stress. This study evaluated whether combined administration of the antioxidant N-acetylcysteine (NAC) and the iron-chelator Deferiprone can mitigate oxidative damage and improve clinical outcomes. MATERIALS AND
methodsTwenty TKA patients were randomized into two groups, one group receiving NAC (600 mg, 6 h pre-op) and Deferiprone (1000 mg, 2 h pre-op) (intervention group) and the other group serving as placebo (control). Lipid hydroperoxides (LOOH) and protein malondialdehyde (PrMDA) were measured from quadriceps muscle tissue samples at 5 min (T1) and 40 min (T2) after tourniquet inflation, and 5 min after deflation (T3). Blood markers including serum ferritin, white blood cell (WBC) count, and polymorphonuclear neutrophils (PMNs) were assessed along with tissue PrMDA and LOOH as primary outcome measurements, while pain scores and knee flexion were recorded postoperatively as secondary outcome measurements.
resultsLOOH levels were significantly lower in the intervention group at T2 and T3. PrMDA levels showed no significant differences. Ferritin levels rose by 69% in controls vs. 18% in the intervention group. WBC and PMNs normalized faster, with reduced pain and improved range of motion in the intervention group.
conclusionThe attenuation of LOOH elevation, the faster PMN deactivation, the inhibition of ferritin release from the cells along with the improved clinical outcomes suggest that combined NAC and Deferiprone administration may reduce tourniquet-related oxidative stress and inflammation, enhancing early recovery in TKA patients.
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