Chronic pyelonephritis What do laboratory examinations

Shijiazhuang Kidney Disease Hospital China

⑴ urine: urine protein generally trace or small amounts. If the urine protein> 3.0 / 24 hours, then the disease may prompt non. Urine may have a small amount of red blood cells and white blood cells. If it is found helpful in the diagnosis of leukocytes casts, but not specific to the disease.
⑵ urine culture: with acute pyelonephritis, but positive rate is low, and sometimes need to double-check before they get positive results. Negative urine culture, about 20% of patients can be found protoplasmic strains of pathogenic bacteria in this series of antibiotics, antibodies and other effects, in order to adapt to the adverse environmental and seek a variation of the ability to survive, although membrane rupture but the quality is still puree, once again enabling environment to breed. Urine culture and urine test positive antibody-coated bacteria sterilization bladder help diagnose the disease, and thus can be identified with cystitis.
⑶ renal function tests: usually have renal tubular dysfunction (urine concentration dysfunction, and decreased excretion of phenol red), may have urinary sodium and potassium excretion in urine increased, metabolic acidosis; oliguria potassium can be increased. Late glomerular dysfunction, blood urea nitrogen and creatinine increased, and lead to uremia.

⑷X ray contrast: visible deformation of the renal pelvis, Bright Shadow irregular or even shrink.

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