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Androstenedione

Serum Androstenedione A4
Serum (SST) nmol/L

About this test

Androgen precursor produced by both the adrenals and ovaries. Elevated in PCOS, congenital adrenal hyperplasia, and adrenal tumours.

Reference Ranges

Sex Age Range Notes
Female ≥ 18 yrs 1 – 8 Premenopausal female (follicular)
Male ≥ 18 yrs 2.1 – 10.8 Adult male

Clinical Interpretation

Low / Decreased
Low — adrenal insufficiency.
High / Increased
Elevated — PCOS, CAH, adrenal or ovarian androgen-secreting tumour.
Specimen
Serum (SST)
Reporting Unit
nmol/L
Category
🔄 Hormones

⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.