Malunion of septum transversum (embryologic central tendon of diaphragm) to anterior body wall
Centered in Morgagni foramen (diaphragmatic defect in sternocostal triangle)
Intrathoracic migration of abdominal contents via retrosternal defect
IMAGING
General Features
Radiographic Findings
Fluoroscopic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Svetanoff WJ et al: Morgagni Hernia. StatPearls, 2021
Sharma R et al: Routes of transdiaphragmatic migration from the abdomen to the chest. Radiographics. 40(5):1205-18, 2020
Black MC et al: Innovative and contemporary interventions of diaphragmatic disorders. J Thorac Imaging. 34(4):236-47, 2019
Koo CW et al: The breadth of the diaphragm: updates in embryogenesis and role of imaging. Br J Radiol. 91(1088):20170600, 2018
Nason LK et al: Imaging of the diaphragm: anatomy and function. Radiographics. 32(2):E51-70, 2012
Sandstrom CK et al: Diaphragmatic hernias: a spectrum of radiographic appearances. Curr Probl Diagn Radiol. 40(3):95-115, 2011
Roberts HC: Imaging the diaphragm. Thorac Surg Clin. 19(4):431-50, v, 2009
Coulier B et al: Gastric volvulus through a Morgagni hernia: multidetector computed tomography diagnosis. Emerg Radiol. 15(3):197-201, 2008
Tyrell D et al: Half-Fourier acquisition single-shot turbo spin echo imaging in the diagnosis of Morgagni hernia. J Magn Reson Imaging. 14(5):653-7, 2001
Angrisani L et al: Hernia of foramen of Morgagni in adult: case report of laparoscopic repair. JSLS. 4(2):177-81, 2000
Brink JA et al: Abnormalities of the diaphragm and adjacent structures: findings on multiplanar spiral CT scans. AJR Am J Roentgenol. 163(2):307-10, 1994
Panicek DM et al: The diaphragm: anatomic, pathologic, and radiologic considerations. Radiographics. 8(3):385-425, 1988
Gale ME: Anterior diaphragm: variations in the CT appearance. Radiology. 161(3):635-9, 1986
Kleinman PK et al: The anterior diaphragmatic attachments: an anatomic and radiologic study with clinical correlates. Radiology. 155(2):289-93, 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
Diagnostic Checklist
TERMINOLOGY
Synonyms
Anterior diaphragmatic hernia
Morgagni-Larrey hernia (if left-sided)
Definitions
Malunion of septum transversum (embryologic central tendon of diaphragm) to anterior body wall
Centered in Morgagni foramen (diaphragmatic defect in sternocostal triangle)
Intrathoracic migration of abdominal contents via retrosternal defect
IMAGING
General Features
Radiographic Findings
Fluoroscopic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Svetanoff WJ et al: Morgagni Hernia. StatPearls, 2021
Sharma R et al: Routes of transdiaphragmatic migration from the abdomen to the chest. Radiographics. 40(5):1205-18, 2020
Black MC et al: Innovative and contemporary interventions of diaphragmatic disorders. J Thorac Imaging. 34(4):236-47, 2019
Koo CW et al: The breadth of the diaphragm: updates in embryogenesis and role of imaging. Br J Radiol. 91(1088):20170600, 2018
Nason LK et al: Imaging of the diaphragm: anatomy and function. Radiographics. 32(2):E51-70, 2012
Sandstrom CK et al: Diaphragmatic hernias: a spectrum of radiographic appearances. Curr Probl Diagn Radiol. 40(3):95-115, 2011
Roberts HC: Imaging the diaphragm. Thorac Surg Clin. 19(4):431-50, v, 2009
Coulier B et al: Gastric volvulus through a Morgagni hernia: multidetector computed tomography diagnosis. Emerg Radiol. 15(3):197-201, 2008
Tyrell D et al: Half-Fourier acquisition single-shot turbo spin echo imaging in the diagnosis of Morgagni hernia. J Magn Reson Imaging. 14(5):653-7, 2001
Angrisani L et al: Hernia of foramen of Morgagni in adult: case report of laparoscopic repair. JSLS. 4(2):177-81, 2000
Brink JA et al: Abnormalities of the diaphragm and adjacent structures: findings on multiplanar spiral CT scans. AJR Am J Roentgenol. 163(2):307-10, 1994
Panicek DM et al: The diaphragm: anatomic, pathologic, and radiologic considerations. Radiographics. 8(3):385-425, 1988
Gale ME: Anterior diaphragm: variations in the CT appearance. Radiology. 161(3):635-9, 1986
Kleinman PK et al: The anterior diaphragmatic attachments: an anatomic and radiologic study with clinical correlates. Radiology. 155(2):289-93, 1985
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