Stool Starch (Extracellular)

Stool AnalysisStool

Free starch granules outside plant cells in stool, indicating amylase insufficiency.

Why it matters: Starch released from cells but not digested — points to pancreatic amylase deficiency.

What Moves It

May increase with:

Pancreatic insufficiency
Amylase deficiency
High starch diet

May decrease with:

Normal amylase activity
Pancreatic enzyme supplementation
Associated Conditions
Chronic pancreatitisCystic fibrosisExocrine pancreatic insufficiency
Related Markers
Stool Starch (Intracellular)AmylaseLipase
Common questions

What is Stool Starch (Extracellular)?

Free starch granules outside plant cells in stool, indicating amylase insufficiency.

What might a high or low Stool Starch (Extracellular) mean?

Starch released from cells but not digested — points to pancreatic amylase deficiency.

What can affect Stool Starch (Extracellular)?

It may be higher with: Pancreatic insufficiency, Amylase deficiency, High starch diet. It may be lower with: Normal amylase activity, Pancreatic enzyme supplementation.

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