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pearl
1
When using supraglottic airways for laparoscopic surgery, the Ambu AuraGain® offers the highest oropharyngeal leak pressure before pneumoperitoneum, and the i-gel® the highest after pneumonperitoneum.
Yoon SW, Kang H, Choi GJ et al. Comparison of supraglottic airway devices in laparoscopic surgeries: A network meta-analysis. J Clin Anesth. 2019 Aug 1; 55: 52-66.
  Daniel Jolley
pearl
1
The combined spinal-epidural offers faster-onset and superior labour analgesia.
Guasch E, Brogly N, Gilsanz F. Combined spinal epidural for labour analgesia and caesarean section: indications and recommendations. Curr Opin Anaesthesiol. 2020 Jun 1; 33 (3): 284-290.
  Daniel Jolley
pearl
1
Perioperative use of statins in at-risk patients may significantly reduce perioperative stroke and major cardiac events.
Ratcliffe F Rothwell PM. The case for statin use to reduce perioperative adverse cardiovascular and cerebrovascular events. Br J Anaesth. 2020 May 1; 124 (5): 525-534.
  Daniel Jolley
pearl
1
Inverted grayscale viewing of a PA chest x-ray is less sensitive for pneumothorax detection than conventional digital CXR viewing.
Musalar E, Ekinci S, Ünek O et al. Which is better and useful modality of X-ray for diagnosis of pneumothorax at emergency setting: Conventional or invert-grayscale? Am J Emerg Med. 2017 Sep 1; 35 (9): 1217-1221.
  Daniel Jolley
pearl
1
High-frequency heart rate variability (HRV) may be a useful intraoperative indicator of the balance between nociception and analgesia.
Anderson TA, Segaran JR, Toda C et al. High-Frequency Heart Rate Variability Index: A Prospective, Observational Trial Assessing Utility as a Marker for the Balance Between Analgesia and Nociception Under General Anesthesia. Anesth. Analg. 2020 Apr 1; 130 (4): 1045-1053.
  Daniel Jolley
pearl
1
Spinal ultrasound improves first-pass success for patients with abnormal spinal anatomy undergoing spinal block, although there was no difference in total procedure time.
Park SK, Bae J, Yoo S et al. Ultrasound-Assisted Versus Landmark-Guided Spinal Anesthesia in Patients With Abnormal Spinal Anatomy: A Randomized Controlled Trial. Anesth. Analg. 2020 Mar 1; 130 (3): 787-795.
  Daniel Jolley
pearl
1
Volatile anaesthesia is associated with both lower long-term mortality and less myocardial infarction compared to propofol anaesthesia for cardiac surgery under cardiopulmonary bypass.
Bonanni A, Signori A, Alicino C et al. Volatile Anesthetics versus Propofol for Cardiac Surgery with Cardiopulmonary Bypass: Meta-analysis of Randomized Trials. Anesthesiology. 2020 Jun 1; 132 (6): 1429-1446.
  Daniel Jolley
pearl
1
Rodent models suggest that there are sex-differences in anaesthesia-induced development neurotoxicity.
Cabrera OH, Gulvezan T, Symmes B et al. Sex differences in neurodevelopmental abnormalities caused by early-life anaesthesia exposure: a review. Br J Anaesth. 2020 Mar 1; 124 (3): e81-e91.
  Daniel Jolley
pearl
1
Although there is some statistically significant improvement in very early post-operative physiology for sugammadex vs neostigmine, it is not clinically significant, persistent nor occurs in other recovery domains.
Kim NY, Koh JC, Lee KY et al. Influence of reversal of neuromuscular blockade with sugammadex or neostigmine on postoperative quality of recovery following a single bolus dose of rocuronium: A prospective, randomized, double-blinded, controlled study. J Clin Anesth. 2019 Nov 1; 57: 97-102.
  Daniel Jolley
pearl
1
For patients with an unstable cervical spine the Optiscope may produce less cervical spine movement than the McGrath videolaryngoscope.
Nam K, Lee Y, Park HP et al. Cervical Spine Motion During Tracheal Intubation Using an Optiscope Versus the McGrath Videolaryngoscope in Patients With Simulated Cervical Immobilization: A Prospective Randomized Crossover Study. Anesth. Analg. 2019 Dec 1; 129 (6): 166616721666-1672.
  Daniel Jolley