[Skip to content]

Enter search here...
Worcestershire Acute Hospitals NHS Trust
.
.
Test
Alpha 1 Antitrypsin (Faeces)
CategoryClinical Biochemistry
Code
FAAT
Test information
Useful for diagnosis and monitoring protein losing enteropathy. Albumin and plasma AAT levels useful.
Pre-analytical
GI bleeding may give false positive results, false negative results usually from protein degradation due to incorrect collection or storage, or alpha-1 antitrypsin deficiency
Reference range
see report
Special requirements
Faeces - fresh sample frozen asap after collection
Tube type
Plain
Red top tube
TAT Inpatient
4 weeks
TAT GP/Outpatient
4 weeks
Referral lab
Protein Reference Unit & Immunology, St Georges Hospital
Page last updated: 16 July 2019