Table 1 Summary of biochemical test during the presentation

Serum creatinine (mg/dL)

0.69

0.5–1.1

Sodium (mmol/L)

143

135–145

Potassium (mmol/L)

3.8

3.5–5.1

Fasting plasma glucose (mg/dL)

89

< 100

Thyroid-stimulating hormone (mIU/L)

0.564

0.5–4.7

Free T4 (ng/dL)

1.1

0.89–1.76

9 am cortisol (nmol/L)

329.97

118–618

Prolactin (mIU/L)

560

59–619

Follicle-stimulating hormone (IU/L)

5.86

Luteinizing hormone (IU/L)

4.64

Serum estradiol (pmol/L)

131

Extended water deprivation test

 Serum osmolality before desmopressin (mOsm/L)

297

 Serum sodium before desmopressin (mmol/L)

146

 Urine osmolality before desmopressin (mOsm/L)

358

 Urine osmolality after desmopressin (mOsm/L)

464

β-hCG (mIU/L)

< 2

< 5

α-Fetoprotein (IU/mL)

4.4

< 8.1