Objective: The purpose of this article is to discuss MRI of the pediatric knee and familiarize the reader with conditions encountered in the pediatric population. Clinical scenarios are included to convey important concepts and to orient the learner to normal variants and abnormalities of the pediatric knee. The conditions discussed include, but are not limited to, distal femoral metaphysial irregularity, isolated popliteus tendon avulsion, juvenile idiopathic arthritis, and discoid meniscus.
Conclusion: The knee is the joint that is most commonly imaged by MRI in children. Injury patterns and signs of other pathologic processes seen in skeletally immature patients are different from those seen in adults. Interpreting pediatric knee MRI studies may be a challenge for those unfamiliar with the evolving patterns of normal development and of the signs of conditions that are more prevalent in children. Through case scenarios, this article describes and provides images that depict conditions commonly encountered in the pediatric knee. Most of the described normal findings and abnormalities are more prevalent in the pediatric population than in adults, and a few of the conditions are, in fact, unique to pediatric patients.
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http://dx.doi.org/10.2214/AJR.10.7317 | DOI Listing |
Am J Sports Med
January 2025
Rady Children's Hospital, San Diego, California, USA.
Background: Mental health is a contributing factor to the overall well-being of patients, and the 2-question Patient Health Questionnaire (PHQ-2) and 9-question Patient Health Questionnaire (PHQ-9) are reliable in-clinic tools to assess depression and self-harm. The prevalence of adolescents with depression symptoms within a pediatric orthopaedic sports clinic has not been assessed.
Hypothesis: That rates of depression and risk of self-harm would vary based on presenting pathology among adolescents sustaining a sports-related injury.
Am J Sports Med
January 2025
Department of Orthopaedic Surgery, David Geffen School of Medicine at UCLA, Los Angeles, California, USA; Orthopaedic Institute for Children, Los Angeles, California, USA; Boulder Medical Center, Boulder, Colorado, USA.
Background: Peripheral nerve blocks (PNBs) are frequently utilized as a regional anesthetic in pediatric orthopaedic surgery for postoperative pain control and reduced time to discharge; however, short- and long-term complications after these procedures are variably reported.
Purpose: To identify the frequency of long-term complications in pediatric patients who received regional anesthesia for a lower extremity orthopaedic procedure.
Study Design: Systematic review; Level of evidence, 4.
Int J Surg Case Rep
December 2024
Department of Orthopaedics and Traumatology, Dr. Cipto Mangunkusumo Hospital, Faculty of Medicine Universitas Indonesia, Indonesia.
Introduction: Isolated posterior cruciate ligament (PCL) avulsion fracture is rare in pediatric population. To our knowledge, there is no established guideline to treat this rare injury in children. This case highlights the diagnostic challenges and treatment strategies using screw fixation for such injuries, emphasizing the importance of timely intervention to prevent long-term complications.
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January 2025
Center for Stem Cell Research and Development (PEDI-STEM), Hacettepe University, Ankara, Turkey.
Bone marrow adipose tissue (BMAT) has garnered significant attention due to its critical roles in leukemia pathogenesis, cancer metastasis, and bone marrow failure. BMAT is a metabolically active, distinct tissue that differs from other fat depots. Marrow adipocytes, closely interacting with hematopoietic stem/progenitor cells and osteoblasts, play a pivotal role in regulating their functions.
View Article and Find Full Text PDFInj Prev
January 2025
Pediatrics, University of Washington School of Medicine, Seattle, Washington, USA.
Introduction: George Floyd's death in 2020 galvanised large protests around the country, including the emergence of the Capitol Hill Autonomous Zone (CHAZ) in Seattle, Washington, a non-policed, organised protest region that may have differing injury risks than other regions. We sought to quantitatively describe characteristics of injuries related to protests documented at visits to two nearby major emergency departments, including the only Level 1 trauma centre in the state.
Methods: Using the International Classification of Diseases, 10th Revision code inclusion criteria, we identified 1938 unique patient visits across the two emergency departments from 29 May 2020 and 1 July 2020.
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