Table of contents

Letters

• Letter: Upper limb weakness and importance of immediate pain relief after cervical epidural steroid injections: more questions than answers? (22 January, 2021)

  Harsha Shanthhanna, Steven P Cohen, Samer Narouze
• Letter: Response to ‘Effect of low-dose lidocaine on objective upper extremity strength and immediate pain relief following cervical interlaminar epidural injections: a double-blinded randomized controlled trial’ (22 January, 2021)

  Zachary L. McCormick, Taylor Burnham, David R. Walega
• Letter: Sphenopalatine ganglion block for postdural puncture headache in the patient with challenging spinal anatomy (22 January, 2021)

  Danielle Levin, Shaul Cohen, Gilbert J Grant
• Letter: Interfascial plane blocks in laparoscopic hysterectomy: are they effective? (21 January, 2021)

  Hytham K S Hamid, Vasileios Minas
• Letter: Neuraxial and peripheral misconnection events leading to wrong-route medication errors (15 April, 2021)

  Santosh Patel
• Letter: In response: neuraxial and peripheral misconnection events leading to wrong-route medication errors (15 April, 2021)

  Eugene Viscusi, Vincent Hugo, Klaus Hoerauf, Frederick S Southwick
• Letter: Use of transmuscular quadratus lumborum block for postoperative analgesia after laparoscopic nephrectomy (25 February, 2021)

  Huili Li, Rong Shi, Yun Wang
• Letter: Importance of the transversalis fascia in relation to a successful application of the transmuscular quadratus lumborum block (25 February, 2021)

  Mette Dam, Christian Hansen, Troels Dirch Poulsen, Nessn Htum Azawi, Jens Børglum
• Letter: Pectoral block versus paravertebral block: methodological concerns (2 April, 2021)

  Jeetinder Kaur Makkar, Narinder P Singh, Nidhi Bhatia
• Letter: Pectoral block versus paravertebral block (2 April, 2021)

  Zhaosheng Jin, Thomas Durrands, Ru Li, Tong Joo Gan, Jun Lin