Urography carried out for the study of the kidneys: the patient is administered a contrast and make the X-rays. For this reason, this method of studying the state of the kidneys called contrast urography. The method is based on the ability to delay the input contrast X-rays: first the dye collects in the kidneys, then it stands urogenital system, and it gives an opportunity to assess their condition.
Assign urography in patients with suspected kidney stones, urinary tract infection, the presence of blood in the urine, which may indicate an acute inflammation or cancer, in case of damage of the urinary tract.
There are panoramic, intravenous, excretory urography.
So called X-ray examination of the kidneys, through which diagnose tumors, parasitic diseases, foreign bodies and stones in the kidneys and often this is the first survey, which is prescribed to the patient with suspected him of pathologies of renal function.
Survey urography gives you the opportunity to examine the state of the kidneys, from the top of the pole until the beginning of the urethra.
Assign an overview urography in those cases when it is necessary to further explore the bones, kidney shade, their shape and position, to assess the general condition and functionality of other urinary organs: bladder, ureter.
The technique is based on the renal excretory function and the majority of pictures taken at a time when the kidneys have begun to make a contrast.
Excretory urography to evaluate the intensity and the filling of the pelvis, bladder fluid, shape, size, uniformity, and arrangement of stones found growths (cysts, tumors), structural features of the bladder and other urinary organs.
This method is in contrast urography that patient with an empty bladder administered contrast and take pictures until it absorb kidneys from the blood and accumulated: first two minutes, after 4-5 min. and after another 7 min. after contrast administration.
Obtained after intravenous urography radiographs show the kidney, renal pelvis and ureter, bladder, prostate gland. Using intravenous urography can reveal tumors, cysts, stones, kidney enlargement cavities (hydroureter, hydronephrosis), pathological scarring and stretch, hyperplasia tissues of the urogenital tract.
Preparing for urography kidney
Usually before urography kidney patient is prescribed to donate blood for the study of its biochemical composition - so exclude renal failure, in which it is impossible to conduct a survey.
Two days before the urography patient is recommended to exclude from your diet foods that causes excessive flatulence.
Three hours before the procedure has not allowed. If the doctor deems it necessary, it is possible to take a laxative the day before.
The patient prior urography kidney must inform the doctor about the medications that assumes the presence of allergy to iodine.
Immediately before the test is necessary to take off anything containing metal: jewelry, glasses, dentures, etc.
The procedure is painless, lasts no more than one and a half hours. The patient may be in a lying position or a standing position.
Contraindicated contrast urography pregnant and lactating women.
Side effects of contrast urography
There are side effects after the procedure is rare, but are recorded patient testimonials:
- after administration of the contrast felt the heat after irradiation - iron taste in the mouth;
- reaction to the contrast appears as a transient mild rash, swelling of the lips. In some cases, the patient was prescribed antihistamines.
- It lowers blood pressure, problems with breathing;
- suddenly manifested kidney failure.