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Papers of the Week

2019 Sep

Pain Physician



Analgesic and Respiratory Effects of Two Doses of Morphine as an Adjunct to Bupivacaine in Ultrasound-Guided Transversus Abdominis Plane Block in Upper Abdominal Surgery.


Abdel-Ghaffar HS, Askar FGE, Mohamed HH, Ibrahim NM, Abdel-Wahab AH, Abbas MS
Pain Physician. 2019 Sep; 22(5):509-517.
PMID: 31561652.


Opioid receptors are present at the terminals of afferent peripheral nerves; therefore, administration of opioids peripherally might provide a significant analgesic effect.