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[Hemolytic-uremic syndrome and Streptococcus pneumoniae]
Enrique Reynolds1, Mauricio Espinoza, Gustavo Mönckeberg
1Unidades de Tratamiento Intensivo y de Nefrología, Clínica Alemana de Santiago, Chile. reycaval@vtr.net
Revista Medica De Chile
|August 27, 2002
Summary
Pneumococcal infection can rarely cause hemolytic-uremic syndrome (HUS), a serious condition involving red blood cell destruction and kidney failure. This case highlights the importance of recognizing HUS in patients with Streptococcus pneumoniae.
Area of Science:
- Nephrology
- Hematology
- Infectious Diseases
Background:
- Hemolytic-uremic syndrome (HUS) is a rare but severe complication associated with Streptococcus pneumoniae infections.
- Key indicators of HUS include microangiopathic hemolytic anemia, thrombocytopenia, and acute kidney injury.
Observation:
- A 41-year-old female presented with severe pneumonia and empyema, necessitating surgical intervention.
- Initial assessment revealed a significant drop in packed red cell volume, schistocytes, elevated LDH, decreased haptoglobin, and thrombocytopenia.
- These hematological abnormalities were concurrent with oliguric acute renal failure.
Findings:
- The patient exhibited classic signs of microangiopathic hemolytic anemia and thrombocytopenia.
- Acute renal failure developed, requiring hemodialysis.
- The hemolytic syndrome was successfully managed with plasmapheresis.
Implications:
- This case underscores the critical need for prompt diagnosis and management of HUS in the context of pneumococcal infections.
- Early recognition and intervention with supportive care, including dialysis and plasmapheresis, can lead to favorable patient outcomes.
- Further research into the mechanisms linking pneumococcal infections to HUS may improve preventative strategies.