Chest pain may be caused by poor blood flow to the heart leading to angina, or by a sudden blockage in the coronary arteries resulting in a heart attack. Other causes of chest pain can include indigestion, reflux, muscle strain, inflammation in the rib joints near the breastbone, and herpes zoster or shingles.
Your GFR tells your doctor your stage of kidney disease and helps the doctor plan your treatment. If your GFR number is low, your kidneys are not working as well as they should.
Estimated Glomerular Filtration Rate (eGFR) The eGFR kidney test is a test that estimates the total blood filtered through the kidneys every minute. Healthy kidneys filter 90ml to 120ml every minute of every hour. This occurs through the glomerular capillaries of the kidneys, hence the name.