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Thrombocytopenia in renal failure in a developing country
1Department of Medicine, University of Natal, Durban, Republic of South Africa.
Renal Failure
|January 1, 1992
Summary
Thrombocytopenia, or low platelet count, is more common in acute renal failure (ARF) than chronic renal failure (CRF). ARF-related thrombocytopenia often stems from gynecological issues or herbal use.
Area of Science:
- Nephrology
- Hematology
Background:
- Thrombocytopenia is a condition characterized by a lower-than-normal platelet count.
- Renal failure encompasses both acute renal failure (ARF) and chronic renal failure (CRF).
Purpose of the Study:
- To investigate the prevalence and potential causes of thrombocytopenia in patients with ARF and CRF.
- To compare the incidence of thrombocytopenia between ARF and CRF patient cohorts.
Main Methods:
- A retrospective study analyzed platelet levels in 150 predialysis patients (75 ARF, 75 CRF) over three years.
- Platelet counts were measured using a coulter counter; counts below 150 x 10(9)/L defined thrombocytopenia.
Main Results:
- Thrombocytopenia was observed in 14.7% of CRF patients and 29.3% of ARF patients.
- In ARF, females exhibited a higher frequency of thrombocytopenia, with gynecological causes and herbal ingestion being primary factors.
- No correlation was found between thrombocytopenia and the disease process in CRF patients, though creatinine levels were higher in the thrombocytopenic group.
Conclusions:
- Thrombocytopenia is a more frequent presenting feature in ARF compared to CRF.
- Underlying etiologies, such as gynecological issues and herbal use, likely contribute to the higher incidence of thrombocytopenia in ARF.