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Acute low back pain — Clinical Guidelines

Overview

Acute low back pain is a common musculoskeletal condition characterized by sudden onset of pain localized below the costal margin and above the inferior gluteal folds, without evidence of a serious underlying condition. 9

Diagnosis

Clinical Presentation: History and physical examination to rule out serious pathology (e.g., infection, fracture, cancer). 9

Recommended Tests: Imaging (X-ray, MRI, CT) reserved for patients with red flags (e.g., unexplained weight loss, history of cancer, significant trauma). 9

Grading: Utilize pain scales (e.g., numeric rating scale) for assessing pain intensity. 20

Management

First-Line Treatments:

- Non-Opioid Analgesics: NSAIDs (e.g., ibuprofen) for pain relief and inflammation reduction. 1 9 - Physical Therapy: Early mobilization and exercises to improve function and reduce pain. 9

Adjunctive Treatments:

- Opioids: Consider for moderate to severe pain; use cautiously due to safety concerns. 2 16 - Ultrasound-Guided Nerve Blocks: May improve analgesic outcomes, especially when performed by trained operators. 1 - Ketamine: Useful in older adults for acute pain management, with high-dose options showing comparable efficacy to low-dose. 7 - Non-Pharmacological Approaches: Aromatherapy and music therapy as adjuncts to conventional treatments. 30 13

Special Populations

Pediatrics: Intranasal analgesia for rapid and effective pain relief in children. 14

Elderly: Consider lower doses of opioids and non-opioid alternatives due to increased risk of adverse effects. 7 15

Pregnancy: Careful consideration of analgesic choices to avoid teratogenic effects; non-opioid options preferred. 3 18

Key Recommendations

Prioritize Non-Opioid Analgesics for initial management of acute low back pain to minimize opioid use and associated risks. (Evidence: Strong 1 9)

Utilize Pain Scales for consistent assessment and monitoring of pain intensity in emergency settings. (Evidence: Moderate 20)

Consider Ultrasound-Guided Nerve Blocks when performed by adequately trained personnel for enhanced pain relief. (Evidence: Moderate 1)

Evaluate and Rule Out Red Flags through appropriate diagnostic testing before initiating conservative treatment. (Evidence: Expert opinion 9)

Implement Non-Pharmacological Interventions such as aromatherapy and music therapy as adjuncts to pharmacological treatments. (Evidence: Weak 30 13)

References

1 Macias M, Driver L, Riscinti M, Dreyfuss A, Fung C, Perice L et al.. Training level and analgesic outcomes of ultrasound-guided nerve blocks in the emergency department: An analysis from the NURVE block registry. The American journal of emergency medicine 2026. link 2 Öcal M. Differences in opioid analgesic practices between emergency medicine specialists and general practitioners: a cross-sectional study. Internal and emergency medicine 2026. link 3 Sharma N, Harper K, Bissell MB. Pelvic Puzzles: Imaging Non-Traumatic Emergencies of the Female Pelvis: A Comprehensive Review. Canadian Association of Radiologists journal = Journal l'Association canadienne des radiologistes 2026. link 4 Xuereb F, Trin K, Griffier R, Salvo F, Frasca M, Noize P et al.. Appropriateness of oxycodone use for acute pain in surgical and obstetric departments using a clinical data warehouse. British journal of clinical pharmacology 2026. link 5 Lee JB, Ognian I, Park J, Coggins N, DeJulio P, Ashenburg N et al.. From Addiction to Acute Pain Relief: A Narrative Review on Buprenorphine's Expanding Role in Emergency Department Pain Management. The Journal of emergency medicine 2025. link 6 Weingart G, Coneybeare D. Serratus Anterior Plane Block Remote Learning Curriculum. MedEdPORTAL : the journal of teaching and learning resources 2024. link 7 Ginsburg AD, Heaton HA, Beaudrie-Nunn A, E Silva LOJ, Canterbury E, Brown CS et al.. High- versus low-dose ketamine for analgesia in older adults in the emergency department. The American journal of emergency medicine 2024. link 8 Cettler M, Zielińska M, Rosada-Kurasińska J, Kubica-Cielińska A, Jarosz K, Bartkowska-Śniatkowska A. Guidelines for treatment of acute pain in children - the consensus statement of the Section of Paediatric Anaesthesiology and Intensive Therapy of the Polish Society of Anaesthesiology and Intensive Therapy. Anaesthesiology intensive therapy 2022. link 9 Hachimi-Idrissi S, Coffey F, Hautz WE, Leach R, Sauter TC, Sforzi I et al.. Approaching acute pain in emergency settings: European Society for Emergency Medicine (EUSEM) guidelines-part 1: assessment. Internal and emergency medicine 2020. link 10 Rowland KD, Fuehrer J, Motov SM, Vilke G, Rosenbaum SB, Quenzer F. Should Antiemetics be Given Prophylactically with Intravenous Opioids While Treating Acute Pain in the Emergency Department?: Clinical Practice Paper Approved by American Academy of Emergency Medicine Clinical Guidelines Committee. The Journal of emergency medicine 2020. link 11 Hachimi-Idrissi S, Dobias V, Hautz WE, Leach R, Sauter TC, Sforzi I et al.. Approaching acute pain in emergency settings; European Society for Emergency Medicine (EUSEM) guidelines-part 2: management and recommendations. Internal and emergency medicine 2020. link 12 Brown K, Tucker C. Ketamine for Acute Pain Management and Sedation. Critical care nurse 2020. link 13 Chai PR, Schwartz E, Hasdianda MA, Azizoddin DR, Kikut A, Jambaulikar GD et al.. A Brief Music App to Address Pain in the Emergency Department: Prospective Study. Journal of medical Internet research 2020. link 14 Nemeth M, Jacobsen N, Bantel C, Fieler M, Sümpelmann R, Eich C. Intranasal Analgesia and Sedation in Pediatric Emergency Care-A Prospective Observational Study on the Implementation of an Institutional Protocol in a Tertiary Children's Hospital. Pediatric emergency care 2019. link 15 Franco B, Busin L, Chianca TCM, Moraes VM, Pires AUB, Lucena AF. Association between Manchester Triage System discriminators and nursing diagnoses. Revista gaucha de enfermagem 2018. link 16 Davis MP, McPherson ML, Mehta Z, Behm B, Fernandez C. What Parenteral Opioids to Use in Face of Shortages of Morphine, Hydromorphone, and Fentanyl. The American journal of hospice & palliative care 2018. link 17 Kress HG, Baltov A, Basiński A, Berghea F, Castellsague J, Codreanu C et al.. Acute pain: a multifaceted challenge - the role of nimesulide. Current medical research and opinion 2016. link 18 Schwenk ES, Baratta JL, Gandhi K, Viscusi ER. Setting up an acute pain management service. Anesthesiology clinics 2014. link 19 Motov SM, Marshall JP. Acute pain management curriculum for emergency medicine residency programs. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine 2011. link 20 Daoust R, Beaulieu P, Manzini C, Chauny JM, Lavigne G. Estimation of pain intensity in emergency medicine: a validation study. Pain 2008. link 21 Lee YL, Wu JL, Wu HS, Yang SF, Hsu SC, Tsai CC et al.. The use of portable computer for information acquirement during anesthesiologist's ward round in acute pain service. Acta anaesthesiologica Taiwanica : official journal of the Taiwan Society of Anesthesiologists 2007. link 22 Innes GD, Zed PJ. Basic pharmacology and advances in emergency medicine. Emergency medicine clinics of North America 2005. link 23 Ricard-Hibon A, Ducassé JL, Ravaud P, Wood C, Viel E, Chauvin M et al.. Quality control programme for acute pain management in emergency medicine: a national survey. European journal of emergency medicine : official journal of the European Society for Emergency Medicine 2004. link 24 Shavit I, Hershman E. Management of children undergoing painful procedures in the emergency department by non-anesthesiologists. The Israel Medical Association journal : IMAJ 2004. link 25 Cepeda MS, Africano JM, Polo R, Alcala R, Carr DB. What decline in pain intensity is meaningful to patients with acute pain?. Pain 2003. link00176-3) 26 Bulloch B, Tenenbein M. Assessment of clinically significant changes in acute pain in children. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine 2002. link 27 Singer AJ, Gulla J, Thode HC. Parents and practitioners are poor judges of young children's pain severity. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine 2002. link 28 Wilder-Smith OH, Möhrle JJ, Martin NC. Acute pain management after surgery or in the emergency room in Switzerland: a comparative survey of Swiss anaesthesiologists and surgeons. European journal of pain (London, England) 2002. link 29 Jones JB. Assessment of pain management skills in emergency medicine residents: the role of a pain education program. The Journal of emergency medicine 1999. link 30 Ching M. Contemporary therapy: aromatherapy in the management of acute pain?. Contemporary nurse 1999. link 31 Rawal N, Allvin R. Acute pain services in Europe: a 17-nation survey of 105 hospitals. The EuroPain Acute Pain Working Party. European journal of anaesthesiology 1998. link 32 Chia YY, Tan PH, Wang KY, Liu K. Lignocaine plus morphine in bolus patient-controlled intravenous analgesia lacks post-operative morphine-sparing effect. European journal of anaesthesiology 1998. link 33 Friedland LR, Pancioli AM, Duncan KM. Pediatric emergency department analgesic practice. Pediatric emergency care 1997. link 34 Merry A, Judge MA, Ready B. Acute pain services in New Zealand hospitals; a survey. The New Zealand medical journal 1997. link 35 O'Brien JG. Acute pain in the elderly. Postgraduate medicine 1992. link 36 Selbst SM, Clark M. Analgesic use in the emergency department. Annals of emergency medicine 1990. link82565-x)

Acute low back pain