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[Extramembranous glomerulitis. Apropos of 92 cases]
Schweizerische Medizinische Wochenschrift
|July 2, 1977
Summary
Extramembranous glomerulitis (EMG) can present with varying clinical pictures. While secondary forms often have a benign course, idiopathic EMG frequently leads to chronic kidney disease, with no current effective treatments.
Area of Science:
- Nephrology
- Pathology
- Immunology
Context:
- Extramembranous glomerulitis (EMG) is a significant cause of nephrotic syndrome in adults.
- Histological and immunofluorescence findings are crucial for diagnosing EMG.
- Understanding the clinical spectrum and evolution of EMG is vital for patient management.
Purpose:
- To analyze the clinical presentation, etiology, and evolution of 92 cases of extramembranous glomerulitis (EMG).
- To investigate the relationship between the cause of EMG and its clinical outcome.
- To assess the prognostic value of initial histological findings and the effectiveness of treatments.
Summary:
- This study reviewed 92 cases of extramembranous glomerulitis (EMG), detailing clinical and biological data at renal biopsy.
- Identified causes included idiopathic (65 cases), drug-induced/toxic (10), paraneoplastic (7), lupus (5), and parasitic (5).
- Clinical presentations ranged from isolated proteinuria to nephrotic syndrome with hypertension/azotemia. Evolution varied by etiology; secondary forms were generally benign, while 62% of idiopathic cases developed chronic renal failure or hypertension. Initial histology did not predict prognosis, and no treatment was found effective.
Impact:
- Highlights the diverse clinical manifestations and etiologies of extramembranous glomerulitis (EMG).
- Emphasizes the often poor prognosis of idiopathic EMG, frequently leading to chronic kidney disease.
- Underscores the current limitations in predicting EMG prognosis based on initial histology and the lack of effective therapeutic interventions.