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Ureterectasis of Pregnancy
Amir A. Borhani, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            TERMINOLOGY

            • Synonyms

              • Hydroureter of pregnancy, hydronephrosis of pregnancy, pelvicaliectasis of pregnancy
            • Definitions

              • Physiologic dilatation of ureter and renal collecting system during pregnancy

            IMAGING

            • General Features

              • Ultrasonographic Findings

                • CT Findings

                  • Radiographic Findings

                    • MR Findings

                      • Imaging Recommendations

                        DIFFERENTIAL DIAGNOSIS

                          PATHOLOGY

                          • General Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Natural History & Prognosis

                                  • Treatment

                                    Selected References

                                    1. Cheung KL et al: Renal physiology of pregnancy. Adv Chronic Kidney Dis. 20(3):209-14, 2013
                                    2. Leyendecker JR et al: MR imaging of maternal diseases of the abdomen and pelvis during pregnancy and the immediate postpartum period. Radiographics. 24(5):1301-16, 2004
                                    3. Nagayama M et al: Fast MR imaging in obstetrics. Radiographics. 22(3):563-80; discussion 580-2, 2002
                                    4. Grenier N et al: Dilatation of the collecting system during pregnancy: physiologic vs obstructive dilatation. Eur Radiol. 10(2):271-9, 2000
                                    5. Jara H et al: MR hydrography: theory and practice of static fluid imaging. AJR Am J Roentgenol. 170(4):873-82, 1998
                                    6. Roy C et al: Fast imaging MR assessment of ureterohydronephrosis during pregnancy. Magn Reson Imaging. 13(6):767-72, 1995
                                    7. Platt JF et al: Acute renal obstruction: evaluation with intrarenal duplex Doppler and conventional US. Radiology. 186(3):685-8, 1993
                                    8. Beydoun SN: Morphologic changes in the renal tract in pregnancy. Clin Obstet Gynecol. 28(2):249-56, 1985
                                    Related Anatomy
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                                    Related Differential Diagnoses
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                                    References
                                    Tables

                                    Tables

                                    KEY FACTS

                                    • Terminology

                                      • Imaging

                                        • Top Differential Diagnoses

                                          • Pathology

                                            • Clinical Issues

                                              TERMINOLOGY

                                              • Synonyms

                                                • Hydroureter of pregnancy, hydronephrosis of pregnancy, pelvicaliectasis of pregnancy
                                              • Definitions

                                                • Physiologic dilatation of ureter and renal collecting system during pregnancy

                                              IMAGING

                                              • General Features

                                                • Ultrasonographic Findings

                                                  • CT Findings

                                                    • Radiographic Findings

                                                      • MR Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              CLINICAL ISSUES

                                                              • Presentation

                                                                • Demographics

                                                                  • Natural History & Prognosis

                                                                    • Treatment

                                                                      Selected References

                                                                      1. Cheung KL et al: Renal physiology of pregnancy. Adv Chronic Kidney Dis. 20(3):209-14, 2013
                                                                      2. Leyendecker JR et al: MR imaging of maternal diseases of the abdomen and pelvis during pregnancy and the immediate postpartum period. Radiographics. 24(5):1301-16, 2004
                                                                      3. Nagayama M et al: Fast MR imaging in obstetrics. Radiographics. 22(3):563-80; discussion 580-2, 2002
                                                                      4. Grenier N et al: Dilatation of the collecting system during pregnancy: physiologic vs obstructive dilatation. Eur Radiol. 10(2):271-9, 2000
                                                                      5. Jara H et al: MR hydrography: theory and practice of static fluid imaging. AJR Am J Roentgenol. 170(4):873-82, 1998
                                                                      6. Roy C et al: Fast imaging MR assessment of ureterohydronephrosis during pregnancy. Magn Reson Imaging. 13(6):767-72, 1995
                                                                      7. Platt JF et al: Acute renal obstruction: evaluation with intrarenal duplex Doppler and conventional US. Radiology. 186(3):685-8, 1993
                                                                      8. Beydoun SN: Morphologic changes in the renal tract in pregnancy. Clin Obstet Gynecol. 28(2):249-56, 1985