A fasting test requires you to abstain from consuming food or beverages (except water) for a specific period before the blood draw. This is typically 8-12 hours, but the precise timeframe may vary depending on the specific test. Fasting allows for a more accurate measurement of certain substances in your blood, as food intake can influence their levels.
Used to measure blood sugar levels after an overnight fast, this test helps diagnose and monitor diabetes and hypoglycemia.
Measures cholesterol and triglyceride levels in the blood after fasting to assess cardiovascular health and risk of heart disease.
Evaluates various markers such as glucose, electrolytes, kidney function, and liver enzymes, providing valuable insights into overall health and metabolic function.
Assess liver health by measuring levels of enzymes, proteins, and bilirubin in the blood, often requiring fasting for accurate results.
Many laboratory tests do not require fasting and can be performed at any time of the day. Non-fasting tests are convenient and allow for more flexibility in scheduling appointments. Some common examples include
Assesses various components of blood, including red blood cells, white blood cells, and platelets, providing valuable information about overall health and potential medical conditions.
Measures essential minerals like sodium, potassium, and chloride for maintaining bodily functions.
Measures thyroid hormone levels in the blood to evaluate thyroid function and diagnose conditions like hypothyroidism and hyperthyroidism, generally unaffected by fasting.
Provides a long-term measure of blood sugar control in diabetes, reflecting average blood glucose levels over the past 2-3 months, without the need for fasting
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