Why don't doctors let people with kidney disease eat seafood

Why don't doctors let people with kidney disease eat seafood

Many patients with kidney disease may have been warned by doctors: eat less seafood! Even some doctors say it's more radical: you can't touch seafood at all. Why is seafood so scary?

As we all know, nephropathy can cause urine protein, edema and other symptoms, but few patients will know that the most terrible kidney disease is actually caused metabolic disorder. What is metabolic disorder?

Why don't doctors let people with kidney disease eat seafood?

For example, sodium ion, if not normal excretion, will cause water and sodium retention, which is one of the important reasons of renal edema; For example, creatinine and urea nitrogen, if can not be excreted normally, will cause azotemia, will cause other organs and systems of continuous injury, also known as renal failure, uremia period. That is, kidney damage. Will cause a lot of things can not normal discharge, deposition in the blood, causing all kinds of damage.

Nephrotic patients eat less seafood because most seafood contains a lot of purine. Purine is an important source of uric acid. Nephropathy patients know that in renal function tests, in addition to creatinine, urea nitrogen. Another important indicator is uric acid, which is easy to increase and often creatinine is normal, but uric acid is already high.

What harm does elevated uric acid have? When uric acid content is too high, uric acid crystal will deposit in the kidney, causing kidney damage, and the damage is mainly concentrated in renal tubules, interstitial, treatment is very difficult. Eating seafood itself is not a problem. But if metabolic disorders have been caused by kidney disease, seafood's high levels of purine may be the culprit for exacerbating the disease.

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