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Foramen of Morgagni hernia: changes in diagnosis and treatment
Peter C Minneci1, Katherine J Deans, Peter Kim
1Department of Surgery, Massachusetts General Hospital, Boston, Massachusetts 02114, USA.
Background:
Foramen of Morgagni hernias are uncommon diaphragmatic hernias for which there are limited reported data. The purpose of this study is to report a recent case series of foramen of Morgagni hernias in the context of new diagnostic and treatment modalities.
Methods:
A retrospective chart review was performed over a 15-year period, from 1987 to 2001. Twelve patients who had a foramen of Morgagni hernia repaired at our hospital were identified, and data from these patients were collected.
Results:
The average age at treatment was 45 years, with 50% of patients being asymptomatic. Radiographic evaluation included computed tomography scans in two thirds of the patients with a 100% sensitivity for diagnosis. All hernias were right-sided, and the most common contents of the hernias were omentum and colon. The transabdominal route was the preferred surgical approach. Thoracoscopy was used in 2 patients to further characterize a mediastinal mass. Two patients underwent laparoscopic repair. Postoperative complications were infrequent, and there were no recurrences during a 6-month to 10-year follow-up.
Conclusions:
The emergence of highly accurate diagnostic computed tomography scans combined with less invasive surgical techniques utilizing laparoscopy and thoracoscopy has aided in the treatment of foramen of Morgagni hernias over the last 15 years.
Insights
Foramen of Morgagni hernias are rare, but advances in computed tomography scans and minimally invasive surgery have improved diagnosis and treatment. This case series highlights effective management strategies for these uncommon diaphragmatic hernias.
Area of Science:
- Diaphragmatic Hernia Research
- Surgical Case Series Analysis
- Diagnostic Imaging in Surgery
Background:
- Foramen of Morgagni hernias are rare diaphragmatic defects with limited reported data.
- Previous studies have not fully explored modern diagnostic and treatment advancements.
Purpose of the Study:
- To report a case series of foramen of Morgagni hernias.
- To evaluate the impact of new diagnostic and treatment modalities on patient outcomes.
Main Methods:
- Retrospective chart review of 12 patients undergoing repair from 1987-2001.
- Analysis of patient demographics, hernia characteristics, diagnostic methods, and surgical approaches.
Main Results:
- Average age at treatment was 45 years; 50% were asymptomatic.
- Computed tomography (CT) scans demonstrated 100% sensitivity for diagnosis.
- All hernias were right-sided, commonly containing omentum and colon; transabdominal repair was preferred.
- Minimally invasive techniques (thoracoscopy, laparoscopy) were utilized in some cases.
- Low postoperative complication rates and no recurrences at 6-month to 10-year follow-up.
Conclusions:
- Computed tomography (CT) significantly enhances diagnostic accuracy for foramen of Morgagni hernias.
- Minimally invasive surgical approaches (laparoscopy, thoracoscopy) are effective and feasible.
- Modern diagnostic and surgical advancements have improved the management of these hernias.
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