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, Brull, R, Sheehy, B, Essandoh, MK, Stahl, DL, Weaver, TE et al.. Perineural Liposomal Bupivacaine Is Not Superior to Nonliposomal Bupivacaine for Peripheral Nerve Block Analgesia. Anesthesiology. 2020; :. doi: 10.1097/ALN.0000000000003651. PubMed PMID:33372953 .
  2. Abdallah, FW, Brull, R. Reply: minimal clinically important difference: a context-specific metric. Reg Anesth Pain Med. 2020; :. doi: 10.1136/rapm-2020-102372. PubMed PMID:33361314 .
  3. Hussain, N, Brull, R, Weaver, T, Zhou, M, Essandoh, M, Abdallah, FW et al.. Postoperative Analgesic Effectiveness of Quadratus Lumborum Block for Cesarean Delivery under Spinal Anesthesia. Anesthesiology. 2021;134 (1):72-87. doi: 10.1097/ALN.0000000000003611. PubMed PMID:33206131 .
  4. Hussain, N, Brull, R, Noble, J, Weaver, T, Essandoh, M, McCartney, CJ et al.. Statistically significant but clinically unimportant: a systematic review and meta-analysis of the analgesic benefits of erector spinae plane block following breast cancer surgery. Reg Anesth Pain Med. 2021;46 (1):3-12. doi: 10.1136/rapm-2020-101917. PubMed PMID:33168651 .
  5. Hussain, N, Brull, R, Sheehy, BT, Kushelev, M, Essandoh, MK, Abdallah, FW et al.. The mornings after-periarticular liposomal bupivacaine infiltration does not improve analgesic outcomes beyond 24 hours following total knee arthroplasty: a systematic review and meta-analysis. Reg Anesth Pain Med. 2021;46 (1):61-72. doi: 10.1136/rapm-2020-101995. PubMed PMID:33106282 .
  6. Hussain, N, Lagnese, CM, Hayes, B, Kumar, N, Weaver, TE, Essandoh, MK et al.. Comparative analgesic efficacy and safety of intermittent local anaesthetic epidural bolus for labour: a systematic review and meta-analysis. Br J Anaesth. 2020;125 (4):560-579. doi: 10.1016/j.bja.2020.05.060. PubMed PMID:32703549 .
  7. Yung, EM, Abdallah, FW, Todaro, C, Spence, E, Grant, A, Brull, R et al.. Optimal local anesthetic regimen for saddle block in ambulatory anorectal surgery: an evidence-based systematic review. Reg Anesth Pain Med. 2020;45 (9):733-739. doi: 10.1136/rapm-2020-101603. PubMed PMID:32699103 .
  8. Abdallah, FW, Hussain, N, Weaver, T, Brull, R. Analgesic efficacy of cannabinoids for acute pain management after surgery: a systematic review and meta-analysis. Reg Anesth Pain Med. 2020;45 (7):509-519. doi: 10.1136/rapm-2020-101340. PubMed PMID:32471924 .
  9. Hussain, N, Abdallah, FW. Pectoralis-II Myofascial Block and Analgesia: Reply. Anesthesiology. 2020;132 (6):1604. doi: 10.1097/ALN.0000000000003258. PubMed PMID:32282423 .
  10. Salata, K, Abdallah, FW, Hussain, MA, de Mestral, C, Greco, E, Aljabri, B et al.. Short-term outcomes of combined neuraxial and general anaesthesia versus general anaesthesia alone for elective open abdominal aortic aneurysm repair: retrospective population-based cohort study. Br J Anaesth. 2020;124 (5):544-552. doi: 10.1016/j.bja.2020.01.018. PubMed PMID:32216957 .
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Affiliations & Other Activities

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