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Table 1 Laboratory evaluations at diagnosis and follow-up visits

From: GNAS mutation is an unusual cause of primary adrenal insufficiency: a case report

Age

Investigation

Result

Normal Range

10 days

TSH

58.43 uIU/ml

0.3–5.7

FT4

6.8 pmol/L

10–28

20 days

serum potassium

6.7 mmol/L

3.5–5.5

Serum sodium

131 mmol/L

135–145

ACTH (8:00)

20.56 pmol/L

1.6–13.9

Renin

49.5 pg/mL

4–24

aldosterone

959.77 pg/mL

10–160

70 days

serum potassium

6.13 mmol/L

3.5–5.5

Serum sodium

127.7 mmol/L

136–145

Serum calcium

2.26 mmol/L

1.9–2.6

Serum phosphate

1.94 mmol/L

1.2–1.9

ACTH (8:00)

111.8 pg/mL

7.2–63.3

cortisol

10.00 μg/dL

6.02–18.4

aldosterone

380.1 pg/mL

30–160

LH

7.20 mIU/mL

 

FSH

3.23 mIU/mL

 

testosterone

2.24 ng/mL

 

17-OH-P

5.42 ng/ mL

3.6–13.7

androstenedione

1.10 ng/mL

0.6–3.1

6 months

serum potassium

6.62 mmol/L

3.5–5.5

Serum sodium

129 mmol/L

136–145

Fasting glucose

5.17 mmol/L

3.9–6.11

ACTH (8:00)

34.34 pg/mL

7.2–63.3

cortisol

7.64 μg/dL

6.02–18.4

aldosterone

478.2 pg/mL

70–300

LH

0.53 mIU/mL

 

FSH

1.57 mIU/mL

 

testosterone

0.14 ng/mL

 

Serum calcium

2.38 mmol/L

1.9–2.6

Serum phosphate

1.95 mmol/L

1.2–1.9

PTH

135.4 pg/mL

12–88

IGF-1

26.93 ng/mL

15–305

  1. TSH thyroid stimulating hormone, FT4 free thyroxine, ACTH adrenocorticotropic hormone, LH luteinizing hormone, FSH follicle-stimulating hormone, 17-OH-P 17-hydroxyprogesterone, PTH parathyroid hormone, IGF-1 insulin-like growth factor-1