Table 1.
Summary of initial blood tests performed
| Blood tests (fasting morning samples) | Results Prehormonal treatment | Normal range | Results Posthormonal treatment |
|---|---|---|---|
| FBC | All normal | All normal | |
| U+Es | All normal | All normal | |
| Random plasma glucose | 5.0 mmol/l | 4.1–6.6 mmol/l | Not repeated |
| TSH | 85.10 mU/l | 0.15–3.2 mU/l | 0.95 mU/l |
| Repeat | 81.0 mU/l | ||
| Free thyroxine (free T4) | 12.1 pmol/l | 10.3–24.5 pmol/l | 23.7 pmol/l |
| Repeat | 11.3 pmol/l | ||
| Total thyroxine (total T4) | 56 nmol/l | 58–161 nmol/l | Not repeated |
| Repeat | 58 nmol/l | ||
| Prolactin | 211 mU/l | 30–500 mU/l | 204 mU/l |
| Testosterone | 9.3 nmol/l | 9.9–52.4 nmol/l | 14.9 nmol/l |
| SHBG | Not performed | 13–17 nmol/l | 10.8 nmol/l |
| LH | 1.9 U/l | 0.5–10.0 U/l | 1.4 U/l |
| FSH | 4.9 U/l | 0.8–9.0 U/l | 3.1 U/l |
| TPO | 288 IU/l | Not repeated | |
| TG | 652 IU/l | Not repeated | |
| Antinuclear antibody | Negative | Not repeated | |
| Short synthacen test | Not repeated | ||
| Serum cortisol presynacthen level | 287 nmol/l | ||
| Serum cortisol 30-min postsynacthen level | 858 nmol/l |
FBC, full blood count; FSH, follicle stimulating hormone; LH, luteinising hormone; SHBG, sex hormone binding globulin; TG, antithyroglobulin; TPO, antithyroid peroxidise; TSH, thyroid stimulating hormone; U+Es, urea and electrolytes.