Proteinuria may appear when Glomerular and tubular have pathological changes, such as periods nephritis, nephropathy as well as Hypertension and Renal Arteriosclerosis. Various bacterial infections can also cause Proteinuria, such as pyelonephritis, nephrophthisis, ichorrhemia etc. Proteinuria can also caused by noninfectious diseases, such as kidney stone, Polycystic Kidney, Renal Amyloidosis as well as shock, severe muscle damage, fever, jaundice, hyperthyroidism, hemolytic anemia, leukemia etc.
Physiological Proteinuria can commonly be seen after high protein diet intake, psychokinesia, strenuous exercises, chilling for a long time, pregnancy etc will cause temporal Proteinuria, with which the Urine Protein Qualitative is less than +.
In general, continuous Proteinuria often represents kidney disease. The amount of Urine Protein reflects the degree of lesion, and people can observe according to its efficacy clinically. However, in particular, to the end stage of glomerular abnormalities, because large amount of damaged nephrons, the leaching of protein reduces, which is not mean to lighten kidney disease.
Proteinuria caused by the reasons besides kidney disease
Most of Proteinuria caused by the reasons besides kidney disease is benign; Proteinuria may vanish after other diseases are cured.
Hot Proteinuria
When patients with the fever caused by cold reaching up above 38℃, Proteinuria will occur.
Stand Proteinuria.
The occurrence of Proteinuria caused by forward flexion of spine oppressing the vessels of kidney of young people, which may disappear around 30 years old of the people without treatment.
Cyanotic kidney
People with renal venous stasis, such as heart failure will appear Urine Protein. However, it will vanish after disappearing of blood stasis.
Proteinuria caused by kidney diseases
It is obvious that people with kidney disease always appear urine protein after urine routine.
Nephritis
It can be divided into Acute Nephritis and Chronic Nephritis.
Nephrotic Syndrome
The protein from urine will decrease the density of protein. In addition, it is also caused by other conditions, such as Diabetic Nephropathy, Amyloidosis, collagen disease etc.
Nephrosclerosis
Nephrosclerosis caused by Essential Hypertension has less urine volume, which is mostly less than 300mg.
In addition, Multiple Myeloma, Systemic Lupus Erythematosus, Chronic Rheumatic Arthritis, Gout, Edema as well as Mercurialism and lead poisoning will cause Urine Protein.