Wednesday, July 21, 2010

How to judge the kidney through urine?

Urine, the kidney treatment can not be ignored, not only do physical examination when urine routine examination, clinical treatment, but also frequently observed changes in urine, including urine volume, color, smell and so on.

First, the observation urine

Normal urine color is light yellow or dark yellow, the colors come from pigments in urine, urine choline or choline with a polypeptide of the original combination of material, the color addition to urine output, but also by the impact of weather and food in general cold weather and more clear, warm weather, mostly yellow; such as acidic dietary intake, the urine is dark; if partial alkaline diet, their urine is more light. Although most of the urine of patients with kidney disease have changed, is different in different diseases, generally are the following:

1, almost colorless urine

If the urine is very pale or almost colorless, in addition to drinking too much, the routine found in diabetes insipidus, diabetic nephropathy; such as fever, drinking little or a lot of vomiting, diarrhea, dehydration resulted in the body appears yellow urine, compared with nephrotic syndrome, chronic nephritis, anaphylactoid purpura nephritis, renal anemia and other symptoms of kidney disease.

2, brown, brown black

If colorless urine make you feel worried, then when you see the tan or brown urine, you will certainly be more fear. According to the production process and in the urine of substances contained in the Department of Nephrology, experts believe that this situation is common in acidic urinary tract hemorrhage, renal stones, renal failure, rapidly progressive glomerulonephritis, lupus nephritis, uremia and other kidney symptoms.

3, Red

That we will certainly think of red urine, hematuria, yes, apart from some drugs can be red urine, the urine mostly morbid reaction, kidney disease can cause hematuria are acute and chronic renal failure, nephrotic syndrome, uremia, rapidly progressive kidney disease, lupus kidney disease.

4, brown, yellow green, brown green

Clinically, will occasionally see this rare urine, remove the rhubarb in urine, due to factors such as senna, consider urinary bilirubin and urinary choline caused more common in occult nephritis, chronic renal failure, hydronephrosis, renal tuberculosis, pyelonephritis due to illness.

In addition to these several urine color, the clinic will also appear blue and milky white urine, which is also caused by kidney disease urine abnormalities. Only learned how to identify kidney urine, we can actively cooperate with the treatment of a doctor, so that at any time find that any treatment.

Second, urine

Under normal circumstances, urine volume per person per night is about 1600 ml. When kidney damage occurs, the glomerular filtration rate decreased urine output will be abnormal, mainly in oliguria, polyuria and nocturia increases and other aspects.

1, oliguria:

Oliguria that every day and night urine volume less than 400 ml, if less than 0.8 ml urine of children / h / kg body weight, but also prompted oliguria; not every night that the urine volume of urine is less than 50 to 100 ml. Little or no urine mainly seen in all causes of acute renal failure, including prerenal, renal, acute renal failure after kidney.

2, polyuria:

Polyuria that every night of the urine is greater than 3000ml, except excessive drinking causes, such as common in renal diabetes insipidus.

3, nocturia more:

Increased urination at night is 18:00 to 6:00 next morning more than the total urine volume of urine during the day. Common in chronic renal impaired.

Third, other common change

In addition to observation of urine and urine can identify kidney disease, the common clinical urine foam also increased, indicating increased urinary solute elements (such as kidney disease common clinical albuminuria); urine has ammonia odor, common in urinary tract infection; with fruit aroma such as found in diabetic ketoacidosis.

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