Gamma-Glutamyl Transferase (Feline)

Also known as:GGTGGTP

Reference Range

1-10

IU/L

Optimal Range

1-8

IU/L

Critical High

>20

IU/L

GGT is a liver enzyme specific to bile duct health.

Low

Low GGT is not clinically significant.

What to do:

No action needed.

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Feline GGT: 0 IU/L (Low)

Normal

GGT is a liver enzyme specific to bile duct health.

What to do:

No action needed.

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Feline GGT: 4 IU/L

High

High GGT in cats strongly suggests biliary tract disease or hepatic lipidosis (fatty liver).

What to do:

Your vet will evaluate alongside other liver enzymes and may recommend an abdominal ultrasound.

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Feline GGT: 15 IU/L (High)

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