Faraj Abdallah


Scientist, Li Ka Shing Knowledge Institute


Specific research interests:

  • Rebound pain after nerve blocks
  • Transition from acute to persistent post-surgical pain
  • Prevention of chronic pain following breast cancer surgery
  • The role of regional anesthesia in the management of pain following joint surgery
  • Ultrasound-guided truncal blocks
  • The use of local anesthetic adjuvants to prolong the duration of nerve blocks
  • The effect of regional anesthesia on the quality of recovery following surgery
  • Ultrasound scanning of the airway
  • Observational studies, randomized controlled trials, meta-analyses

Recent Publications

  1. Hussain, N, Speer, J, Abdallah, FW. Analgesic Effectiveness of Liposomal Bupivacaine versus Plain Local Anesthetics for Abdominal Fascial Plane Blocks: A Systematic Review and Meta-analysis of Randomized Trials. Anesthesiology. 2024;140 (5):906-919. doi: 10.1097/ALN.0000000000004932. PubMed PMID:38592360 .
  2. Hussain, N, Brull, R, Weber, L, Garrett, A, Werner, M, D'Souza, RS et al.. The analgesic effectiveness of perioperative lidocaine infusions for acute and chronic persistent postsurgical pain in patients undergoing breast cancer surgery: a systematic review and meta-analysis. Br J Anaesth. 2024;132 (3):575-587. doi: 10.1016/j.bja.2023.12.005. PubMed PMID:38199928 .
  3. Hussain, N, Brull, R, Vannabouathong, C, Robinson, C, Zhou, S, D'Souza, RS et al.. Analgesic Effectiveness of Motor-sparing Nerve Blocks for Total Knee Arthroplasty: A Network Meta-analysis. Anesthesiology. 2023;139 (4):444-461. doi: 10.1097/ALN.0000000000004667. PubMed PMID:37364292 .
  4. Hussain, N, Abdallah, FW. Reply to authors: catheter dislodgement after continuous adductor canal block. Reg Anesth Pain Med. 2023;48 (7):385-386. doi: 10.1136/rapm-2023-104448. PubMed PMID:36882269 .
  5. Hussain, N, Abdallah, FW. Reply to authors: effectiveness of continuous adductor canal block. Reg Anesth Pain Med. 2023;48 (4):191-192. doi: 10.1136/rapm-2022-104323. PubMed PMID:36635045 .
  6. Hussain, N, Brull, R, Zhou, S, Schroell, R, McCartney, C, Sawyer, T et al.. Analgesic benefits of single-shot versus continuous adductor canal block for total knee arthroplasty: a systemic review and meta-analysis of randomized trials. Reg Anesth Pain Med. 2023;48 (2):49-60. doi: 10.1136/rapm-2022-103756. PubMed PMID:36351742 .
  7. Albaum, JM, Abdallah, FW, Ahmed, MM, Siddiqui, U, Brull, R. What Is the Risk of Postoperative Neurologic Symptoms After Regional Anesthesia in Upper Extremity Surgery? A Systematic Review and Meta-analysis of Randomized Trials. Clin Orthop Relat Res. 2022;480 (12):2374-2389. doi: 10.1097/CORR.0000000000002367. PubMed PMID:36083846 PubMed Central PMC10538904.
  8. Patel, V, Patel, V, Abdallah, F, Whelan, D, Bansal, S, Gabra, M et al.. The analgesic benefit of Pericapsular Nerve Group (PENG) block in hip arthroscopic surgery: a retrospective pragmatic analysis at an academic health center. Reg Anesth Pain Med. 2022; :. doi: 10.1136/rapm-2022-103743. PubMed PMID:36008086 .
  9. Fanelli, A, Balzani, E, Memtsoudis, S, Abdallah, FW, Mariano, ER. Regional anesthesia techniques and postoperative delirium: systematic review and meta-analysis. Minerva Anestesiol. 2022;88 (6):499-507. doi: 10.23736/S0375-9393.22.16076-1. PubMed PMID:35164487 .
  10. Chan, B, Ward, S, Abdallah, FW, Jones, C, Papachristos, A, Chin, K et al.. Opioid prescribing and utilization patterns in patients having elective hip and knee arthroplasty: association between prescription patterns and opioid consumption. Can J Anaesth. 2022;69 (8):953-962. doi: 10.1007/s12630-021-02145-5. PubMed PMID:34873641 .
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Affiliations & Other Activities

  • Staff Anesthesiologist, St. Michael’s Hospital
  • Assistant Professor, Department of Anesthesia, University of Toronto