Isolated raised GGT
- Consider
- Alcohol consumption
- If above limits (>21 units/14 units), treat this first
- NAFLD
- Alcohol consumption
- Repeat GGT after 1 month
- If persistently elevated
- Review medications
- USS abdo/liver
- Bloods: FBC, film, reticulocytes, haptoglobin, LFTs, HbA1c, TFTs
- Assess CV risk
- BMI, smoking, cholesterol, diabetes, hypertension, QRISK
- If persistent after 6 months
- Refer to hepatology
- If persistently elevated