Table 3.

Reference values of the various tests carried out

Tests	Reference ranges
Prolactin (mIU/l)	102–496
Cortisol (nmol/l)	198–720
ACTH (ng/l)	0000 h <15; 0900 h <46
Serum osmolality (mmol/kg)	275–295
Urine osmolality (mOsmol/kg)	100–800
Serum sodium (mmol/l)	133–144
HbA1c (mmol/mol)	19–48
Random glucose (mmol/l)	<11.1
ACE (IU/l)	12–68
Follicular phase
FSH (IU/l)	3.5–13.0
LH (IU/l)	2.4–13.0
Oestradiol (pmol/l)	46–607
Ovulation phase
FSH (IU/l)	4.7–22.0
LH (IU/l)	14.0–96.0
Oestradiol (pmol/l)	315–1828
Luteal phase
FSH (IU/l)	1.7–7.7
LH (IU/l)	1.0–11.0
Oestradiol (pmol/l)	161–774
Post-menopausal
FSH (IU/l)	26–135
LH (IU/l)	7.7–59
Oestradiol (pmol/l)	18.4–201
Patient 1
TSH (IU/l)	0.5–3.6
FT4 (pmol/l)	10.0–16.9
FT3 (pmol/l)	3.4–6.5
IGF1 (μg/ml)	284–713
Patient 2
TSH (IU/l)	0.27–4.2
FT4 (pmol/l)	12.0–22.0
FT3 (pmol/l)	3.1–6.8
IGF1 (μg/ml)	115–340
Patient 3
TSH (IU/l)	0.35–4.5
FT4 (pmol/l)	10.3–21.9
FT3 (pmol/l)	3.1–6.8
IGF1 (μg/ml)	52–227