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Frontal Recess and Related Air Cells
Surjith Vattoth, MD, FRCR
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TERMINOLOGY

  • Abbreviations

    • Frontal recess (FR), agger nasi cell (AN), ethmoid bulla (EB), suprabullar cell (SBC), frontal bullar cell (FBC), supraorbital ethmoid cell (SOEC)
  • Definitions

    • FR: Frontal sinus drainage pathway (inverted funnel shape) bordered anteriorly by agger nasi and FR Kuhn cells, posteriorly by bulla ethmoidalis, frontal bullar, and SBCs, and posterolaterally by SOECs

IMAGING ANATOMY

  • Overview

    • Extent

      • Anatomy Relationships

        • Internal Contents

          ANATOMY IMAGING ISSUES

          • Imaging Recommendations

            • Imaging Pitfalls

              CLINICAL IMPLICATIONS

              • Clinical Importance

                Related Anatomy
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                Related Differential Diagnoses
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                References
                Tables

                Tables

                TERMINOLOGY

                • Abbreviations

                  • Frontal recess (FR), agger nasi cell (AN), ethmoid bulla (EB), suprabullar cell (SBC), frontal bullar cell (FBC), supraorbital ethmoid cell (SOEC)
                • Definitions

                  • FR: Frontal sinus drainage pathway (inverted funnel shape) bordered anteriorly by agger nasi and FR Kuhn cells, posteriorly by bulla ethmoidalis, frontal bullar, and SBCs, and posterolaterally by SOECs

                IMAGING ANATOMY

                • Overview

                  • Extent

                    • Anatomy Relationships

                      • Internal Contents

                        ANATOMY IMAGING ISSUES

                        • Imaging Recommendations

                          • Imaging Pitfalls

                            CLINICAL IMPLICATIONS

                            • Clinical Importance