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Reference Guide
Access Med Labs


Access Med Labs
Access Med Labs
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About the Test

The Glucose test measures the level of glucose in the blood. Glucose is a type of sugar that is the primary source of energy for the body's cells. This test is commonly used to diagnose and monitor diabetes, as well as to evaluate how well the body is able to regulate blood sugar levels.

The Glucose test is typically performed by drawing a blood sample from a vein, usually from the arm. The sample is then sent to a laboratory for analysis. The results of the test can provide valuable information about a person's blood sugar levels and can help healthcare providers determine if further testing or treatment is necessary.

It is important to note that the Glucose test is just one of many lab tests that can be used to assess blood sugar levels and overall metabolic health. Other tests, such as the Hemoglobin A1c test, may also be used to provide a more comprehensive picture of a person's blood sugar control over a longer period of time.

If you have concerns about your blood sugar levels or have been diagnosed with diabetes, it is recommended to consult with a healthcare provider who can order appropriate lab tests and provide guidance on managing your condition.

What is Glucose?

Glucose is a simple sugar and the primary source of energy for the body's cells. It is a crucial component of carbohydrates and is found in various foods, including fruits, vegetables, and grains. Glucose is absorbed into the bloodstream after digestion and is transported to cells throughout the body, where it is used for energy production. It is also stored in the liver and muscles as glycogen for future energy needs. Maintaining stable blood glucose levels is essential for overall health and is regulated by hormones such as insulin and glucagon. Imbalances in glucose levels can lead to health issues like diabetes and hypoglycemia.

Who should get a Glucose test?

Ideal candidates to be tested for glucose levels include:

Individuals with a family history of diabetes: If there is a history of diabetes in the family, it is important to monitor glucose levels regularly to detect any signs of prediabetes or diabetes.

Overweight or obese individuals: Excess weight is a risk factor for developing insulin resistance and type 2 diabetes. Regular glucose testing can help identify any abnormalities in glucose metabolism.

Individuals with symptoms of diabetes: Symptoms such as increased thirst, frequent urination, unexplained weight loss, fatigue, and blurred vision may indicate high blood glucose levels and should be evaluated through testing.

Pregnant women: Gestational diabetes is a condition that develops during pregnancy and can affect both the mother and the baby. Glucose testing is typically performed between 24-28 weeks of pregnancy to screen for gestational diabetes.

Individuals with polycystic ovary syndrome (PCOS): PCOS is a hormonal disorder that can lead to insulin resistance and an increased risk of developing diabetes. Regular glucose testing is recommended for individuals with PCOS.

Individuals with cardiovascular disease: High blood glucose levels are associated with an increased risk of cardiovascular disease. Testing glucose levels can help identify individuals who may benefit from lifestyle modifications or medical interventions to reduce this risk.

Individuals with a history of prediabetes: Prediabetes is a condition in which blood glucose levels are higher than normal but not high enough to be diagnosed as diabetes. Regular glucose testing is important for monitoring and preventing the progression to diabetes.

Individuals on certain medications: Some medications, such as corticosteroids and antipsychotic drugs, can affect glucose metabolism and increase the risk of developing diabetes. Regular glucose testing is recommended for individuals on these medications.

It is important to consult with a healthcare professional to determine the appropriate timing and frequency of glucose testing based on individual risk factors and medical history.

What is a normal Glucose range?

The normal range for glucose levels in the blood can vary slightly depending on the laboratory and the method used for testing. However, in general, the normal range for fasting glucose levels is typically between 70 and 100 milligrams per deciliter (mg/dL) or 3.9 to 5.6 millimoles per liter (mmol/L).

After eating a meal, glucose levels may temporarily rise, but they should return to the fasting range within a few hours. Postprandial (after-meal) glucose levels are considered normal if they are below 140 mg/dL or 7.8 mmol/L two hours after eating.

It is important to note that these are general guidelines, and individual circumstances, such as age, health conditions, and medications, can influence the target glucose range. It is always advisable to consult with a healthcare professional for personalized guidance and interpretation of glucose test results.

What does high Glucose indicate?

A high glucose level, also known as hyperglycemia, refers to an elevated concentration of glucose (sugar) in the blood. Glucose is the primary source of energy for the body's cells, and its levels are regulated by the hormone insulin.

When the body does not produce enough insulin or becomes resistant to its effects, glucose cannot enter the cells effectively, leading to high blood sugar levels. This condition is commonly associated with diabetes, both type 1 and type 2.

There are several reasons why someone may have high glucose levels:

Diabetes: This chronic condition occurs when the body either does not produce enough insulin (type 1 diabetes) or does not use insulin properly (type 2 diabetes). In both cases, glucose accumulates in the bloodstream.

Stress: Stress triggers the release of stress hormones, such as cortisol, which can increase blood sugar levels. This response is part of the body's natural "fight or flight" mechanism.

Medications: Certain medications, such as corticosteroids, can raise blood sugar levels as a side effect.

Infections or illnesses: When the body is fighting an infection or illness, it releases hormones that can increase blood sugar levels.

Poor diet: Consuming excessive amounts of sugary foods and drinks can lead to high glucose levels. Additionally, a diet high in refined carbohydrates and low in fiber can contribute to insulin resistance.

Sedentary lifestyle: Inactivity can increase visceral fat accumulation, lead to inflammation, and compromise the body’s ability to regulate blood sugar and insulin levels, resulting in elevated blood glucose levels.

To assess glucose levels, a common lab test is the fasting blood glucose test. This test measures the amount of glucose in the blood after an overnight fast. Normal fasting blood glucose levels typically range between 70-99 mg/dL (3.9-5.5 mmol/L). A result above this range may indicate hyperglycemia.

It is important to consult with a healthcare professional if you have consistently high glucose levels. They can help determine the underlying cause and develop an appropriate treatment plan, which may include lifestyle and diet changes, medication, or insulin therapy for diabetes management.

What does low Glucose indicate?

A low glucose level, also known as hypoglycemia, refers to a condition where the blood sugar level drops below normal levels. Glucose is the primary source of energy for the body's cells, especially the brain, and maintaining stable blood sugar levels is crucial for overall health and proper bodily functions.

When glucose levels drop too low, it can lead to various symptoms and health complications. Some common signs of low glucose include dizziness, confusion, weakness, sweating, irritability, hunger, and trembling. In severe cases, it can cause seizures, loss of consciousness, and even coma.

There can be several causes of low glucose levels, including:

Medications: Certain medications, such as insulin or other diabetes medications, can decrease blood sugar levels beyond safe limits, if not properly balanced with adequate food intake.

Diabetes: People with diabetes, especially those on insulin or certain oral medications, may experience low glucose levels if they take too much medication or skip meals.

Excessive physical activity: Engaging in intense exercise or prolonged physical activity without adequate fueling can deplete glucose stores and lead to low blood sugar levels.

Poor nutrition: A diet lacking in balanced meals or regular meals can result in low glucose levels, especially if it lacks sufficient carbohydrates.

Hormonal imbalances: Certain hormonal disorders, such as adrenal insufficiency or pituitary gland disorders, can disrupt the body's ability to regulate blood sugar levels.

To diagnose low glucose levels, a healthcare provider may perform a blood test to measure the blood sugar level. The normal range for fasting blood glucose is typically between 70-99 mg/dL (milligrams per deciliter).

Treatment for low glucose levels involves consuming a source of fast-acting carbohydrates, such as fruit juice, glucose tablets, or candy, to quickly raise blood sugar levels. Once blood sugar level is back in normal range, a starch and protein snack is beneficial to help stabilize blood sugar. It is also important to address the underlying cause of hypoglycemia to prevent future episodes.

If you suspect low glucose levels or experience symptoms, it is essential to consult with a healthcare professional for proper evaluation, diagnosis, and management.

About the Test

This is a single-marker test measuring glucose. Glucose levels are used for the diagnosis and treatment of carbohydrate metabolic disorders.

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Lab Test Information
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Lab Company
Access Med Labs
Sample Type
Shipping Time
1 - 6 days
Turnaround Time
3 days
Test Preparation Starts
Up to 12 hours before collection
Number of Collection Days
1 day
Methods Used For Processing
Lab Certifications
CLIA Certified
CAP Accredited
ISO 15189
COLA Accredited
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