• Podcast
  • 25/07/2026
  • UK

Intraoperative Hypotension And Short-Term Outcomes After Primary Total Hip Arthroplasty

Description

In this episode of AI Talks with Bone & Joint, Brian and Lisa discuss the June 2026 paper by A. Burbelo and colleagues on intraoperative hypotension and short-term outcomes after primary total hip arthroplasty (THA). The study retrospectively reviewed 394 THA cases from a single institution between September 2020 and April 2025, comparing absolute intraoperative hypotension (AIOH), defined as a mean arterial pressure below 65 mmHg, with relative intraoperative hypotension (RIOH), defined as a 20% or greater drop from a patient’s preoperative baseline MAP.



They explain that 28.4% of patients experienced AIOH and 22.5% experienced RIOH. AIOH was not associated with increased readmissions or longer hospital stays, but RIOH was linked to higher 90-day reoperation rates. Estimated blood loss (EBL) emerged as a significant predictor of prolonged hospitalization, with greater blood loss increasing the odds of an extended stay. The discussion also notes that regional anesthesia was more commonly seen among patients with AIOH, while general anesthesia was more common among those with RIOH, and that AIOH was not significantly associated with comorbidities such as hypertension, chronic kidney disease, or diabetes, though it did require more vasopressor support.



Overall, the episode highlights the importance of individualized hemodynamic management during THA, suggesting that clinicians should consider relative blood pressure changes and patient-specific factors rather than relying solely on a fixed MAP threshold.

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