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

Table 1 Thyroid function tests of 22-year old male prior to L-T₄ test

Date	TSH (μIU/ml)	Reference range (μIU/ml)	FT₄ (ng/dl)	Reference range (ng/dl)	Free triiodothyronine (FT₃) (pg/ml)	Reference range (pg/ml)
06.01	<0.005^a	0.27–4.2	1.21^a	0.93–1.7	7.35	2.6–4.4
18.03	-	0.27–4.2	2.11	0.93–1.7	9.28	2.6–4.4
10.05	-	0.27–4.2	0.583^a	0.93–1.7	3.98	2.6–4.4
17.06^a	80.74	0.27–4.2	-	0.93–1.7	-	2.6–4.4
06.09	15.77	0.27–4.2	1.74	0.93–1.7	-	2.6–4.4
23.09	19.22	0.27–4.2	-	0.93–1.7	-	2.6–4.4
03.11	27.84	0.27–4.2	1.42	0.93–1.7	-	2.6–4.4
10.11	14.53	0.27–4.2	1.93	0.93–1.7	3.99	2.6–4.4

ISSN: 1756-6614