| Parameter | Age | Lower limit | Upper limit | Units |
| ۲۵-OH-Vit D | – | >150 | ng/mL | |
| CA 125 | – | >100 | U/mL | |
| Cortisol(Not on dexamethasone) | <5.0 | – | μg/dL | |
| Prolactin | – | >99 | μg/L | |
| FT4 | <50 yrs
≥۵۰ yrs |
– | >100
>77 |
pmol/L |
| T4 (adult) | – | >18 | μg/dL | |
| T4 (newborn: under 30 days old) | <3.5 | >18 | μg/dL | |
| T3 | – | >5.4 | nmol/L | |
| TSH ( <4 days old) | <1 | >20 | mIU/L | |
| TSH (4 days – ۲ yrs) | – | >10 | mIU/L |
References
- ARUP Laboratories
- Stanford Anatomic Pathology & Clinical Laboratories
- Mayo Medical Laboratories
- Department of LABORATORY MEDICINE, University of Washington.
- Thomas L. Critical limits of laboratory results for urgent clinician notification. EJIFCC. 2003;14:1-8.
- Emancipator K. Critical values: ASCP practice parameter. American journal of clinical pathology. 1997 Sep 1;108(3):247-53.
- McFarlane A, Aslan B, Raby A, Bourner G, Padmore R. Critical values in Hematology. International journal of laboratory hematology. 2015 Feb 1;37(1):36-43.