Table 4.

Literature review of renal hypouricemia among kidney transplant recipients and our case (references [14–18])

References	Country	Type of donor	Recipient age and gender	S-UA (mg/dL) Post-KT	FEUA (%) Post-KT	UA clearance (mL/min) Post-KT	Urinary stone Post-KT	Impaired kidney function (including EIAKI)
Yamamoto et al. [14]	Japan	Living	24 Male	1.0	57.9	39.9	No	No
Juraschek et al. [15]	USA	Living	71 Female	2.7	N/A	N/A	No	No
Okabayashi et al. [16]	Japan	Living	41 Male	1.9	29	26.8	Yes	No
Teng et al. [17]	China	Deceased	41 Male	0.92–1.1	44	35.9	No	No
			37 Female	0.76–0.92	75	73.3	No	No
Tsuji et al. [18]	Japan	Living	40 Male	3.9	11.7	N/A	No	No
Our case	Japan	Living	73 Male	1.5	59.7	29	No	No

S-UA serum uric acid, FEUA fractional excretion of uric acid, KT kidney transplantation, EIAKI exercise-induced acute kidney injury, N/A not available