This is a thorough blood test that checks for levels of various substances in your blood, such as electrolytes, calcium, phosphorus, and glucose. It also evaluates how well your kidneys and liver are working and your body's acid-base balance. This test is often part of a routine health check-up to spot any disorders, particularly those affecting the liver or kidneys.
What does this test measure?
- Sodium: Helps maintain proper fluid balance and pressure in and around your cells.
- Potassium: Crucial for muscle and nerve function and fluid balance.
- Chloride: Helps keep the fluid volume, acidity, and electrical neutrality in check.
- Carbon Dioxide (Bicarbonate): Assesses your body's acid-base balance.
- Glucose: The main energy source for your body, important for diagnosing diabetes.
- Calcium: Vital for nerve, muscle, and heart functions, and bone health.
- Blood Urea Nitrogen (BUN) & Creatinine: Indicators of kidney function and waste removal efficiency.
- eGFR: Estimates kidney function based on creatinine levels, age, and sex.
- Phosphate: Essential for energy production, muscle and nerve function, and bone health.
- Albumin & Total Protein: Key proteins in your blood, indicating overall health and liver function.
- Total Bilirubin: Helps identify liver and blood disorders.
- Alkaline Phosphatase, AST, & ALT: Enzymes that indicate liver health and potential damage.
Who might need this test?
Providers might order this test during a routine health examination or if you're experiencing symptoms that could indicate liver or kidney issues, electrolyte imbalances, or diabetes.
What type of sample is required?
1 mL of plasma collected in a lithium heparin (green-top) tube is needed for this test.