Table 1.

.

	Non-Thyroidal Illness (Aka Euthyroid Sick Syndrome)	CKD/Uremia	Primary Hypothyroidism
TSH	Normal or	Normal or
FT4
FT3			Normal or
rT3		Normal or
Goiter	None	Higher Chance	+/-

Adapted from Mooradian, 1984 [17]