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Table 6 Thyrotropin-releasing hormone stimulation test in August 2016 (day 21 after admission)

From: Acute hypopituitarism associated with periorbital swelling and cardiac dysfunction in a patient with pituitary tumor apoplexy: a case report

  Reference range for basal value Time (min)
0 (Basal) 15 30 60 90 120
Serum TSH (μIU/mL) 0.5–5.0 1.78 4.16 5.24 5.52 5.24 4.65
Serum prolactin (ng/mL) 3.6–12.8 23.5 49.4 52.2 50.9 44.8 41.7
  1. Thyrotropin-releasing hormone (TRH; 500 μg) was administered intravenously in the morning (9 AM). The test was conducted 21 days after the discontinuation of oral levothyroxine replacement (100 μg/day). Our patient had low serum levels of free triiodothyronine (1.30 pg/mL) and free thyroxine (0.69 ng/dL)
  2. TSH Thyroid-stimulating hormone