Glucagon

What this laboratory test evaluates

DetailsGlucagon Test – This test is primarily used to check for a specific type of tumor in the pancreas known as a glucagon-secreting tumor or glucagonoma. Glucagonomas can lead to a unique set of symptoms including a distinctive rash, mild diabetes, weight loss, and low levels of amino acids in the blood (hypoaminoacidemia). High levels of glucagon in the plasma confirm the presence of a glucagonoma.

What patients is this test right for?This test is particularly relevant for individuals experiencing symptoms such as:

• Unexplained weight loss
• Mild diabetes symptoms
• A distinctive rash
• Low levels of amino acids in the blood

What type of sample is required for this test?2 mL of plasma is needed for this test, collected in an EDTA (lavender-top) tube.

Additional test information

This test is particularly relevant for individuals experiencing symptoms such as unexplained weight loss, mild diabetes symptoms, a distinctive rash, low levels of amino acids in the blood.

Collection and processing

• Sample type: Plasma
• Fasting: Yes
• Estimated laboratory processing: Results should be available in 2 – 5 business days after the sample is collected

How Sunridge uses laboratory information

Sunridge considers the medical question, symptoms, history, medications, prior results, and whether the finding could change care before recommending testing. A laboratory result is not interpreted in isolation and does not establish a diagnosis by itself.

Before requesting this test

Availability, collection requirements, eligibility, and processing estimates can change. Sunridge reviews each request and, when appropriate, creates the order through Fullscript. Follow the current instructions supplied with the approved order.