A basic metabolic panel is a blood
test that measures your sugar (glucose) level,
electrolyte and fluid balance, and
Glucose is a type of
sugar your body uses for energy. Electrolytes keep your body's fluids in
balance. They also help keep your body working normally, including your heart
rhythm, muscle contraction, and brain function. The kidneys help keep the right
balance of water, salts, and minerals in the blood. Kidneys also filter out
waste and other unneeded substances from the blood.
If you take
any medicines, such as diuretics for
high blood pressure, your doctor may order a basic
metabolic panel to see if the medicines are affecting your kidneys or your electrolytes. Your doctor also may order
this panel as part of a regular health examination or to help diagnose a
This panel measures the blood levels of blood urea nitrogen (BUN), calcium, carbon dioxide, chloride, creatinine, glucose, potassium, and sodium.
You may be asked to stop eating and drinking for 10 to 12
hours before you have this blood test.