1. Pulse oximetry: the outstanding achievements of Dr. Takuo Aoyagi

   • Michiaki Yamakage

   Editorial 08 July 2021 Pages: 605 - 605

2. An introductory guide to quality improvement in perioperative medicine

   • Yusuke Mazda
   • Kazuyoshi Aoyama

   Editorial 04 March 2021 Pages: 606 - 610

   

3. Association of an electromyographic tube for severe postoperative laryngeal edema and reintubation in neurosurgery: a retrospective study

   • Hiroki Matsushita
   • Kazuhiro Shirozu
   • Ken Yamaura

   Original Article 04 June 2021 Pages: 611 - 616

   

4. Opioid prescription-use after cesarean delivery: an observational cohort study

   • Claudia Avalos
   • Guilia Dula Razzolini
   • Katrina Mark

   Original Article 12 July 2021 Pages: 617 - 624

   

5. Comparison of isoflurane and propofol sedation in critically ill COVID-19 patients—a retrospective chart review

   • Azzeddine Kermad
   • Jacques Speltz
   • Andreas Meiser

   Original Article Open access 25 June 2021 Pages: 625 - 632

   

6. Effects of dexmedetomidine on blood coagulation: an in vitro study using rotational thromboelastometry

   • Hyun-Jung Shin
   • Gihong Boo
   • Hyo-Seok Na

   Original Article 15 July 2021 Pages: 633 - 637

   

7. Recombinant human thrombomodulin for pneumonia-induced severe ARDS complicated by DIC in children: a preliminary study

   • Naoyuki Hirata
   • Dong Tien Ngo
   • Tran Minh Dien

   Original Article 14 July 2021 Pages: 638 - 645

   

8. Effect of chlorpheniramine administration on postoperative catheter-related bladder discomfort in patients undergoing transurethral excision of bladder tumor: a prospective randomized study

   • Hyub Huh
   • Suk Woo Lee
   • Hyun-Chang Kim

   Original Article 10 July 2021 Pages: 646 - 653

   

9. Effects of sevoflurane exposure during different stages of pregnancy on the brain development of rat offspring

   • Feng-he Cui
   • Jie Li
   • Xiao-ling Zhao

   Original Article Open access 19 July 2021 Pages: 654 - 662

   

10. Comparison of the analgesic effects continuous epidural anesthesia and continuous rectus sheath block in patients undergoing gynecological cancer surgery: a non-inferiority randomized control trial

    • Hideki Kuniyoshi
    • Yu Yamamoto
    • Yoichi Kase

    Original Article 15 July 2021 Pages: 663 - 670

    

11. Tribute to Dr. Takuo Aoyagi, inventor of pulse oximetry

    • Katsuyuki Miyasaka
    • Kirk Shelley
    • Atul Gawande

    Special Article Open access 02 August 2021 Pages: 671 - 709

    

12. Need for preoperative anemia management clinics in Japan: initiatives at a university hospital in the USA

    • Patrick Hussey
    • Yoshiko Onodera
    • Satoshi Hanada

    Special Article 02 August 2021 Pages: 710 - 722

    

13. Comparison of PECS II and erector spinae plane block for postoperative analgesia following modified radical mastectomy: Bayesian network meta-analysis using a control group

    • Boohwi Hong
    • Seunguk Bang
    • Seyeon Park

    Review Article 30 March 2021 Pages: 723 - 733

    

14. ORi™: a new indicator of oxygenation

    • Yusuke Ishida
    • Toshio Okada
    • Hiroyuki Uchino

    Review Article Open access 26 April 2021 Pages: 734 - 740

    

15. Hypoxia-dependent signaling in perioperative and critical care medicine

    • Kiichi Hirota

    Review Article 18 May 2021 Pages: 741 - 756

    

16. Fibrinogen measurement by a novel point-of-care device with whole blood: comparison of values against Clauss method

    • Shoko Okahara
    • Tetsuya Handoh
    • Hiroyuki Sumikura

    Short Communication 19 August 2021 Pages: 757 - 760

    

17. Unique strategy using a standard double lumen tube during one lung ventilation for successful intraoperative airway management in patients with a giant bulla on the ventilated side: case series

    • Izumi Kawagoe
    • Masakazu Hayashida
    • Chieko Mitaka

    Clinical Report 26 August 2021 Pages: 761 - 766

    

18. TXA and stroke in seizure activity in valvular surgery

    • Despoina G. Sarridou
    • Afroditi Boutou
    • Sophia Anastasia Mouratoglou

    Letter to the Editor 05 June 2021 Pages: 767 - 768

19. Reply to Sarridou et al.

    • Andreas Koster
    • Nikolai Hulde
    • Armin Zittermann

    Letter to the Editor Open access 16 July 2021 Pages: 769 - 770

20. Severe anaphylaxis after general anesthesia induction

    • Yuan Sun
    • Xiao Huang

    Letter to the Editor 23 June 2021 Pages: 771 - 771

21. Reply to the letter

    • Tatsuo Horiuchi
    • Tomonori Takazawa
    • Shigeru Saito

    Letter to the Editor 28 July 2021 Pages: 772 - 772

22. Elevated tryptase in vancomycin-induced red man syndrome

    • Michiko Kinoshita
    • Yasuhito Honda
    • Katsuya Tanaka

    Letter to the Editor 13 August 2021 Pages: 773 - 774