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Is Bilateral Sequential Total Hip Replacement as Safe an Option as Staged Replacement? A Matched Pair Analysis of 108
Sameer Panchal1, Abhinav D Jogani2, Shubhranshu S Mohanty2
1Department of Orthopaedics, Grant Medical College and Sir JJ Group of Hospitals, Mumbai, 400008 India.
Background:
Rationale for symptomatic severe bilateral arthritis of the hip is sequential bilateral THR completed under the same anaesthesia. The rarity of procedures and apprehension of complications preclude the widespread use.
Materials And Methods:
Retrospective analysis of prospectively collected data from 108 patients (216 hips) with bilateral arthritis who underwent total hip arthroplasties was done: out of which 54 patients (108 hips) underwent a single-stage sequential procedure (sequential group) and a matched group of 54 patients (108 hips) underwent a two-stage procedure at different admissions (staged group). Patients were matched according to age (± 2 years), gender, American Society of Anaesthesiologists classification, perioperative management protocol and diagnosis. The mean duration of follow-up for sequential group was 5.1 years while that of staged group was 5.3 years.
Results:
Most patients (88.88%) were operated with uncemented implants having ceramic on ceramic bearing surfaces under spinal or general anaesthesia. The operating time, post-op limb length and functional outcomes of both groups were comparable. Although the total estimated blood loss was significantly less in the sequential group (502 ml) as compared to the staged group (570 ml), the mean blood transfusion requirement was significantly higher (1.6 units) in the sequential group as compared to that in the staged group (0.9 units). The mean cumulative length of hospital stay was significantly longer in the staged group (23 days) compared with the sequential group (16 days).
Conclusion:
Single-stage bilateral total hip arthroplasty is a safe and viable option when performed with expertise in appropriately selected patients without any surge in complications.

