Sample type: Serum
Test name: PIIINP a.k.a. Procollagen Peptide - Type 3, P3NP
Condition / Indication: Methotrexate monitoring
Special precautions & notes: Ensure that specimen reaches laboratory on the day of collection.
Reference range: Adult ranges- Indications for liver biopsy: pre-treatment >13ug/L, during treatment >7ug/L in at least 3 samples over 12 months, during treatment >13ug/L in 2 consecutive samples. Indications for withdrawal of methotrexate during treatment >17ug/L in at least 3 samples over 3 months.
Container: Serum (Gold top)
Ideal volume (mL): 2 mL
Referred outside NBT for analysis? Yes
Discipline: Clinical Biochemistry
Turnaround time: 4-6 weeks
Referral location: Norfolk & Norwich University Hospital, Level 1, East Block, Colney Lane, Norwich, Norfolk, NR4 7UY,