Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 58 2 2020 06 29 83 84 Ebrahim Espahbodi Department of Anesthesiology and Critical Care and Pain Management, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran. Mehdi Sanatkar Department of Anesthesiology and Critical Care and Pain Management, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran. Reza Atef Yekta Department of Anesthesiology and Critical Care and Pain Management, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran 2019 07 31 2020 04 24 Erector Spine Block is a simple and effective block in controlling chest wall and upper abdominal pain. It is also possible to increase painless period for a few days by placing a catheter. We used this block in a high-risk traumatic patient to reduce the pain of rib fractures. https://acta.tums.ac.ir/index.php/acta/article/view/8025 https://acta.tums.ac.ir/index.php/acta/article/download/8025/5373