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Palpable Normal Variants of Chest Wall
A. Carlson Merrow, Jr., MD, FAAP
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          TERMINOLOGY

          • Definitions

            • Commonly occurring normal variations of anterior chest wall that may be mistaken for pathology
              • Usually due to variant morphologies of otherwise normal costal cartilages, ribs, &/or sternum

          IMAGING

          • General Features

            • Radiographic Findings

              • CT Findings

                • Ultrasonographic Findings

                  • MR Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        CLINICAL ISSUES

                        • Presentation

                          • Demographics

                            • Natural History & Prognosis

                              • Treatment

                                Selected References

                                1. Aboughalia HA et al: Pediatric rib pathologies: clinicoimaging scenarios and approach to diagnosis. Pediatr Radiol. 51(10):1783-97, 2021
                                2. Jain R et al: Ultrasonography in the evaluation of pediatric chest "masses": when to consider? J Ultrasound Med. ePub, 2021
                                3. Talbot BS et al: Traumatic rib injury: patterns, imaging pitfalls, complications, and treatment. Radiographics. 37(2):628-51, 2017
                                4. Mak SM et al: Imaging of congenital chest wall deformities. Br J Radiol. 89(1061):20150595, 2016
                                5. Manson DE: Magnetic resonance imaging of the mediastinum, chest wall and pleura in children. Pediatr Radiol. 46(6):902-15, 2016
                                6. Kryger M et al: Bifid rib - usefulness of chest ultrasound. A case report. J Ultrason. 13(55):446-50, 2013
                                7. Kaneko H et al: Isolated bifid rib: clinical and radiological findings in children. Pediatr Int. 54(6):820-3, 2012
                                8. Calloway EH et al: Three-dimensional computed tomography for evaluation and management of children with complex chest wall anomalies: useful information or just pretty pictures? J Pediatr Surg. 46(4):640-7, 2011
                                9. Donnelly LF: Use of three-dimensional reconstructed helical CT images in recognition and communication of chest wall anomalies in children. AJR Am J Roentgenol. 177(2):441-5, 2001
                                10. Donnelly LF et al: Abnormalities of the chest wall in pediatric patients. AJR Am J Roentgenol. 173(6):1595-601, 1999
                                11. Donnelly LF et al: Anterior chest wall: frequency of anatomic variations in children. Radiology. 212(3):837-40, 1999
                                12. Donnelly LF et al: Asymptomatic, palpable, anterior chest wall lesions in children: is cross-sectional imaging necessary? Radiology. 202(3):829-31, 1997
                                Related Anatomy
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                                Related Differential Diagnoses
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                                References
                                Tables

                                Tables

                                KEY FACTS

                                • Terminology

                                  • Imaging

                                    • Top Differential Diagnoses

                                      • Clinical Issues

                                        TERMINOLOGY

                                        • Definitions

                                          • Commonly occurring normal variations of anterior chest wall that may be mistaken for pathology
                                            • Usually due to variant morphologies of otherwise normal costal cartilages, ribs, &/or sternum

                                        IMAGING

                                        • General Features

                                          • Radiographic Findings

                                            • CT Findings

                                              • Ultrasonographic Findings

                                                • MR Findings

                                                  • Imaging Recommendations

                                                    DIFFERENTIAL DIAGNOSIS

                                                      CLINICAL ISSUES

                                                      • Presentation

                                                        • Demographics

                                                          • Natural History & Prognosis

                                                            • Treatment

                                                              Selected References

                                                              1. Aboughalia HA et al: Pediatric rib pathologies: clinicoimaging scenarios and approach to diagnosis. Pediatr Radiol. 51(10):1783-97, 2021
                                                              2. Jain R et al: Ultrasonography in the evaluation of pediatric chest "masses": when to consider? J Ultrasound Med. ePub, 2021
                                                              3. Talbot BS et al: Traumatic rib injury: patterns, imaging pitfalls, complications, and treatment. Radiographics. 37(2):628-51, 2017
                                                              4. Mak SM et al: Imaging of congenital chest wall deformities. Br J Radiol. 89(1061):20150595, 2016
                                                              5. Manson DE: Magnetic resonance imaging of the mediastinum, chest wall and pleura in children. Pediatr Radiol. 46(6):902-15, 2016
                                                              6. Kryger M et al: Bifid rib - usefulness of chest ultrasound. A case report. J Ultrason. 13(55):446-50, 2013
                                                              7. Kaneko H et al: Isolated bifid rib: clinical and radiological findings in children. Pediatr Int. 54(6):820-3, 2012
                                                              8. Calloway EH et al: Three-dimensional computed tomography for evaluation and management of children with complex chest wall anomalies: useful information or just pretty pictures? J Pediatr Surg. 46(4):640-7, 2011
                                                              9. Donnelly LF: Use of three-dimensional reconstructed helical CT images in recognition and communication of chest wall anomalies in children. AJR Am J Roentgenol. 177(2):441-5, 2001
                                                              10. Donnelly LF et al: Abnormalities of the chest wall in pediatric patients. AJR Am J Roentgenol. 173(6):1595-601, 1999
                                                              11. Donnelly LF et al: Anterior chest wall: frequency of anatomic variations in children. Radiology. 212(3):837-40, 1999
                                                              12. Donnelly LF et al: Asymptomatic, palpable, anterior chest wall lesions in children: is cross-sectional imaging necessary? Radiology. 202(3):829-31, 1997