ALT (Mustelid)

Also known as:ferret altmustelid altalt ferretsgpt ferret

Reference Range

Critical Low

<30

U/L

Reference Range

50-200

U/L

Optimal Range

60-160

U/L

Critical High

>350

U/L

Also reported in: µkat/L

What this test measures

ALT is a liver enzyme. Normal levels indicate no significant liver cell damage.

What your result means

Low

Your ferret's ALT is below the typical range.

Low ALT is generally not clinically significant.

What to do:

No action needed.

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Mustelid ALT: 40 U/L (Low)

Normal

Your ferret's ALT is normal.

ALT is a liver enzyme. Normal levels indicate no significant liver cell damage.

What to do:

No action needed.

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Mustelid ALT: 120 U/L

High

Your ferret's ALT is elevated.

Elevated ALT suggests liver cell damage. In ferrets, common causes include hepatic lipidosis (especially with insulinoma-related anorexia), lymphoma, hepatitis, or drug-induced actual liver damage from the drug.

What to do:

Your veterinarian will evaluate the liver further with bile acids testing, ultrasound, and possibly biopsy.

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Mustelid ALT: 250 U/L (High)

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