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Test Directory - ALT

Synonyms

SGPT, alanine aminotransferase.

Clinical Indications

ALT is a sensitive test of hepatocyte damage and may be elevated in asymptomatic individuals with viral hepatitis. 

Part of Profile

Liver Function Test, Bone.

Request Form

Combined Pathology Blood form (Yellow/Black)

Availability

On request.

Specific Criteria

None

Turnaround Time

Same day

Specimen

Serum

Volume

2 ml

Container

Yellow top (SST) tube

Collection

No specific collection conditions

Causes for Rejection

Unlabelled sample

Reference Range

ALT: Less than 40 IU/L. 
A raised ALT is the most common abnormality of LFT's. ALT levels are particularly affected by obesity (BMI > 30); alcohol abuse and certain medications may also cause rises in ALT. See interpretative algorithm for raised ALT

Critical Difference

13 IU/L


Last edited 07/08/08