1. Ask disease history
① The color of urine, if red should understand better than another or is not eating red urine caused by medication or food, yes or no menstrual period of a woman, to exclude false hematuria. ②? What is hematuria section on the process, whether or not the hematuria, with or without blood clots. ③ Yes or no accompany ado symptoms associated administration or urinals. Yes ④ have the waist and abdominal trauma and recent history of the inspection teams urinary tract. ⑤ have a history of hypertension and nephropathy. ⑥ Having a family history of deafness and nephritis.
2. Check the position of hematuria
The following three types of hematuria, urine can use three cups distinguish.
(1) Early hematuria: The only common hematuria in starting urination, urethral injuries.
(2) Terminal hematuria hematuria end of urination, lesions in the bladder trigone, bladder neck or urethra
(3) Travel around the hematuria: Hematuria in the whole process of urination, bleeding over into the bladder, ureter or ri ng?.
3. The method of routine examination
(1) Urine tube: Especially tube red, meaning that renal parenchymal bleeding, observed mainly in glomerulonephritis.
(2) Determination of urinary protein: The hematuria associated with more severe proteinuria are almost always a symbol of glomerular hematuria
(3) urine tube containing particles immunoglobulin (IG)
(4) urinary red cell morphology: Use phase microscopic examination of urine sediment is most common method used to identify hematuria in glomerular glomerular or not. When the urine red blood cell count> 8 x 106 / L, as RBCs (ring-shaped target as spores, etc.)> 30%, considered to glomerular hematuria. Urine urine protein> 500 mg / 24 hours, often suggestive of glomerular hematuria. As renal pelvis, ureter, bladder or urethral bleeding (ie bleeding not glomerular) the formation of red blood cells, the vast majority of normal size, just a small a part of deformed red blood cells . As glomerular disease caused hematuria, most of the red blood cells abnormal, accounting for 75%, and its shapes, sizes and you will significant difference.
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