赞。我自己琢磨，发现的确和肾有关,再琢磨后，发现和甲状腺也是密切相关。

Because thyroid hormone has numerous effects on the kidney, heart, and vascular system, thyroid dysfunction can cause significant changes in renal and cardiovascular functions (1–3). In particular, hypothyroidism is known to be associated with reduced renal plasma flow (RPF) and low glomerular filtration rate (GFR）

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3313737/