Table 2.
Analyte | Value | Unit | Reference range |
---|---|---|---|
Thyroxine (T4) by RIAb | 16.6 | nmol/l | 13–52 |
Free T4 equilibrium dialysis (RIAb) | 7.1 | pmol/l | 7–40 |
TSH by IRMAc | 0.23 | ng/ml | <0.41 |
Thyroid antiglobulin antibody | 52 | % | <200 |
IGF-1 | 47 | ng/ml | >200 adults of large breeds |
>500 puppies | |||
<50 dwarfism | |||
>1000 acromegaly |
a(NationWide Specialist Laboratories, Cambridge; Canine Platinum Thyroid Profile and IGF-1); bradioimmunoassay; cimmunoradiometric assay. Note low IGF-1 and borderline low free T4, with normal total T4, TSH and thyroid antiglobulin antibody. TSH thyroid stimulating hormone, IGF-1 insulin-like growth factor-1