Alternative Names Red blood cells in urine; Hematuria test; Urine - red blood cells Normal Values Normal values are 4 red blood cells per high power field (RBC/HPF) or fewer. Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results. What abnormal results mean Greater than normal numbers of red blood cells in the urine may indicate: Acute tubular necrosis Cystitis (bladder infection) Glomerulonephritis Interstitial nephritis Pyelonephritis (kidney infection) Kidney trauma Kidney tumor Kidney stones Menstrual bleeding Prostatitis Additional conditions under which the test may be performed: Alport syndrome Complicated UTI (pyelonephritis) Membranoproliferative GN II Kidney vein thrombosis
A normal urine sample does not have myoglobin. Sometimes a normal result is reported as negative.
What abnormal results mean
The presence of myoglobin in the urine may indicate:
Skeletal muscle inflammation ( myositis )
Skeletal muscle ischemia (blood deficiency)
Skeletal muscle trauma
Being that February is National Heart Month I’d like to use this blog to address the relationship between high blood pressure and heart disease . It has been well documented that high blood pressure contributes to heart disease. This includes coronary artery disease and the resulting angina and heart attacks. Additionally, changes in heart muscle due to high blood pressure can lead to heart failure, a condition in which the heart cannot pump enough blood to meet the body’s demands. The changes in heart muscle due to high blood pressure are similar to those in a body builder. We have all seen the “pumped up” body builder stiffly walking down the street. Thickening, or hypertrophy, of the muscles in arms and legs results from lifting heavy weights. In essence, muscles get thicker and stronger so that lifting heavy weights becomes easier. The desired effect of bigger muscles is achieved but at a cost. The muscles contract just fine, but have trouble relaxing. Hence the stiff walk. This is e...
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