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. 2026 Sep 21;17:1802157. doi: 10.3389/fendo.2026.1802157

Table 2.

Pituitary axis and parathyroid functional test results.

Endocrine function Test Result Normal range
Pituitary–adrenal Blood ACTH (ng/L) 8AM: 18.20
4PM: 17.00
12AM: –
8AM: 10.0–90.0
4PM: 7.6–76.0
12AM: –
Blood cortisol (ug/L) 8AM: 98.20
4PM: 90.60
12AM: 27.94
8AM: 43.0–224.0
4PM: 30.9–166.0
12AM: 43–224
Pituitary–thyroid TSH (mIU/L) 3.822 0.6–4.8
FT4 (pmol/L) 11.42 12.0–20.2
FT3 (pmol/L) 4.65 4.0–6.2
TT4 (ug/L) 62.4 54.39–115.0
TT3 (ug/L) 0.9 0.71–1.43
Pituitary–gonadal FSH (IU/L) 101.74 23–116
LH (IU/L 35.41 5–52
Prolactin (ug/L) 11.62 1.7–20
Estradiol (pmol/L) <43.31 0–113.8
Progesterone (nmol/L) 0.74 0–2.32
Testosterone (nmol/L) 0.64 0.24–1.25
Pituitary–growth hormone Growth hormone (ug/L) 4.37 0.06–5
IGF-1 (ug/L) 177 45–210
IGF-1BP3 (mg/L) 5.16 3.4–9.5
Parathyroid PTH pg/ml 27.43 15–65
Calcium mmol/L 2.16 2.0–2.6
Phosphate mmol/L 1.09 0.8–1.5

ACTH, adrenocorticotropic hormone; TSH, thyroid stimulating hormone; FT4: free thyroxine; FT3: free triiodothyronine; TT4: total thyroxine; TT3: total triiodothyronine; FSH: follicle-stimulating hormone; LH: luteinizing hormone; IGF-1: insulin-like growth factor 1; IGF-1BP3: insulin-like growth factor binding protein 3; PTH: parathyroid hormone.