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Two cases of acute poststreptococcal glomerulonephritis superimposed on rheumatoid arthritis
Abstract:
Recently, the rheumatoid factor (RF) has been postulated to play a role in the development of acute poststreptococcal glomerulonephritis (APSGN). However, there are few reports in which APSGN is superimposed on rheumatoid arthritis (RA). Two patients are reported in this paper who showed atypical renal histopathological findings as APSGN. It was suggested that renal histopathological finding might become different from those of typical APSGN when it is superimposed on RA.
Insights
Rheumatoid factor may influence acute poststreptococcal glomerulonephritis (APSGN). In patients with rheumatoid arthritis (RA), APSGN may present with atypical kidney findings, differing from typical cases.
Area of Science:
- Nephrology
- Rheumatology
- Immunology
Background:
- Rheumatoid factor (RF) is increasingly implicated in acute poststreptococcal glomerulonephritis (APSGN) pathogenesis.
- Co-occurrence of APSGN and rheumatoid arthritis (RA) is rarely reported.
- Understanding the interplay between autoimmune and infectious kidney diseases is crucial.
Observation:
- Two patients with rheumatoid arthritis (RA) developed acute poststreptococcal glomerulonephritis (APSGN).
- These patients exhibited unusual renal histopathological findings.
- The observed histopathology deviated from typical APSGN presentations.
Findings:
- The presence of rheumatoid arthritis (RA) may alter the characteristic renal histopathological features of acute poststreptococcal glomerulonephritis (APSGN).
- Atypical findings suggest a modified disease process when APSGN occurs in the context of RA.
Implications:
- This case series highlights the potential for modified renal pathology in APSGN superimposed on RA.
- Further research is needed to elucidate the mechanisms behind these atypical findings.
- Clinical and pathological awareness is essential for accurate diagnosis and management.