Case Report
Abnormally Elevated Follicle-Stimulating Hormone (FSH) Level in an Infertile Woman
Table 1
Patients’ results. (a) Serum hormonal concentrations on day 3 of a nonstimulated cycle. (b) Polyethylene Glycol precipitation (PEG) results.
| Hormonal assays | Method | Patient | Normal reference range |
| (a) Day 3 of nonstimulated cycle | LH (IU/L) | Elecsys® LH | 18.6 | 2–11 | FSH (IU/L) | Elecsys® FSH | 112 | 1.5–13 | E2 (pg/mL) | Cisbio estradiol | 64.3 | 12–166 | (pmol/L) | radioimmunoassay | 236 | 44–609.2 | hCG (IU/L) | Elecsys® hCG+β | <0.5 | <5 | AMH | Immunotech | | | (ng/mL) | enzyme | 9.4 | 2–6 | (pmol/L) | immunoassay | 67.1 | 14.3–42.8 | TSH (mIU/L) | Elecsys® TSH | 6.85 | 0.2–4 | T4L (ng/L) | Elecsys® T4L | 15.1 | 8.5–18 | (pmol/L) | | 19.5 | 11–23.2 | α-Subunit (IU/L) | Radioimmunoassay | 0.19 | 0.02–0.90 | AAT (U/ml) | Liaison® Anti-Tg | 985 | <100 | Anti-ovarian Ab | Indirect immunofluorescence | Neg | Neg | Testosterone (ng/mL) | Cisbio testosterone radioimmunoassay | 0.16 | 0.1–0.75 | (nmol/L) | | 0.55 | 0.34–2.60 |
| (b) After polyethylene glycol precipitation | LH (IU/L) | Elecsys® LH | 18.6 | 2–11 | PEG unprecipitated LH (IU/L) | | 8.4 | / | Recovery LH % | | 45.2 | >40 | FSH (IU/L) | Elecsys® FSH | 112 | 1.5–13 | PEG unprecipitated FSH (IU/L) | | 13.6 | / | Recovery FSH % | | 12.1 | >40 |
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