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Hematuria or haematuria is defined as the presence of blood or red blood cells in the urine. [ 1 ] ". Gross hematuria" occurs when urine appears red, brown, or tea-colored due to the presence of blood. Hematuria may also be subtle and only detectable with a microscope or laboratory test. [ 2 ] Blood that enters and mixes with the urine can come ...
Historically, nephritic syndrome has been characterized by blood in the urine (hematuria), high blood pressure (hypertension), decreased urine output <400 ml/day (oliguria), red blood cell casts, pyuria, and mild to moderate proteinuria. [8][9] If the condition is allowed to progress without treatment, it can eventually lead to azotemia and ...
Thin basement membrane disease (previously referred to as "benign familial hematuria") is, along with IgA nephropathy, the most common cause of hematuria without other symptoms. The only abnormal finding in this disease is a thinning of the basement membrane of the glomeruli in the kidneys. Its importance lies in the fact that it has a benign ...
Loin pain hematuria syndrome. Sagittal section of the kidney and its capsule. Pain in LPHS is thought to result from distension of the kidney capsule. Loin pain hematuria syndrome (LPHS) is the combination of debilitating unilateral or bilateral flank pain and microscopic or macroscopic amounts of blood in the urine that is otherwise unexplained.
Nephrotic syndrome is a collection of symptoms due to kidney damage. This includes protein in the urine, low blood albumin levels, high blood lipids, and significant swelling. Other symptoms may include weight gain, feeling tired, and foamy urine. Complications may include blood clots, infections, and high blood pressure.
A small quantity of red blood cells in the urine is considered normal. [93] [97] An increased level of RBCs is termed hematuria. Microscopic hematuria is sometimes observed in healthy people after exercise [98] or as a consequence of contamination of the sample with menstrual blood. [97]
Urine. Urine is a liquid by-product of metabolism in humans and in many other animals. In placental mammals, urine flows from the kidneys through the ureters to the urinary bladder and is ejected from the penis or vulva through the urethra during urination. In other vertebrates, urine is excreted through the cloaca.
Mesangial proliferative glomerulonephritis often presents with hematuria (gross or microscopic) or nephrotic syndrome. [2] Presentation can also include asymptomatic proteinuria. [2] These presenting symptoms are relatively non-specific and are often seen in other glomerular disorders.