Renal failure may occur suddenly or progressively.
In this latter case, usually, people don't feel the symptoms or only later in the history of some renal pathologies.
Chronic renal failure can be discovered in circumstances like check-up or pre-operative analyses.
Very frequent causes of chronic renal failure are diabetes and hypertension.
A simple visit to the doctor, checking your blood pressure and making a blood prelevement could reveal chronic renal failure and provide the way to avoid a bad evolution, together with a nephrologist.
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