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Table 1 Serum pituitary hormone levels, measured at admission and at 1-year follow up

From: Acute aseptic meningitis as the initial presentation of a macroprolactinoma

Hormone levels At admission At 1-year follow up Normal values
Prolactin (ng/ml) 9000 6 2.5–11
Cortisol (μg/dl) 1.3 2.5 7–25
ACTH (pg/ml) 1.5 37 10–80
Total testosterone (ng/dl) 3 252 400–1200
FSH (mUI/ml) 0.5 - 1.5–12
LH (mU/ml) <0.2 - 1–8
TSH (μUI/ml) 0.35 0.24 0.3–4
FT4 (ng/dl) 0.6 1.2 0.8–2
IGF-1 (ng/dl) 29 60 100–459