Bidirectional Interaction of Thyroid-Kidney Organs in Disease States

Figure 7

Correlation between serum TSH and fT4 levels with different stages of CKD. a, b. Impact of abnormal TSH and fT4 levels on different stages of CKD in primary hypothyroidism. c, d. Impact of kidney dysfunction on serum TSH and fT4 levels in primary hypothyroidism. CKD, chronic kidney disease; fT4, free thyroxin; TSH, thyroid-stimulating hormone.

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