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.
What does your EF number mean? Your EF number is a key indicator of your heart health. A low EF number is a serious health risk. If youâre a heart patient with an EF of 35 or below, youâre at significantly higher risk of sudden cardiac arrest (SCA).