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. Abdallah, FW, Hussain, N, Brull, R. Analgesic efficacy of liposomal bupivacaine for surgical site infiltration: a single-outcome meta-analysis (the best we could do). Reg Anesth Pain Med. 2021; :. doi: 10.1136/rapm-2020-102395. PubMed PMID:33547090 .
  2. 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. 2021;134 (2):147-164. doi: 10.1097/ALN.0000000000003651. PubMed PMID:33372953 .
  3. 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 .
  4. 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 .
  5. 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 .
  6. 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 .
  7. 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 .
  8. 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 .
  9. 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 .
  10. Hussain, N, Abdallah, FW. Pectoralis-II Myofascial Block and Analgesia: Reply. Anesthesiology. 2020;132 (6):1604. doi: 10.1097/ALN.0000000000003258. PubMed PMID:32282423 .
Search PubMed

Affiliations & Other Activities

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