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Worcestershire Acute Hospitals NHS Trust
Alpha 1 Antitrypsin (Faeces)
CategoryClinical Biochemistry
Test information
Useful for diagnosis and monitoring protein losing enteropathy. Albumin and plasma AAT levels useful.
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
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