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Table 4 1000 μg L-T4 test in Patient II

From: A single bolus of high dose levothyroxine (L-T4) as a test in cases of suspected poor compliance to L-T4 therapy

Date

TSH (μIU/ml)

Reference range (μIU/ml)

FT4 (ng/dl)

Reference range (ng/dl)

FT3 (pg/ml)

Reference range (pg/ml)

Day 0

>100

0.27–4.2

1.13

0.93–1.7

2.01

2.6–4.4

Day 0a (6.00 PM)

37.91

0.27–4.2

2.72

0.93–1.7

2.10

2.6–4.4

Day 1

25.54

0.27–4.2

1.99

0.93–1.7

2.96

2.6–4.4

Day 2

10.37

0.27–4.2

1.82

0.93–1.7

3.22

2.6–4.4

Day 3

7.82

0.27–4.2

1.58

0.93–1.7

3.09

2.6–4.4

  1. areceived 1000 μg of L-T4 (Euthyrox N®) as a single fasting dose
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Thyroid Research

ISSN: 1756-6614