Spontaneous Tumor Lysis Syndrome Secondary to Small-Cell Neuroendocrine Carcinoma of Unknown Origin: A Rare Case Report and Literature Review

Table 1

Creatinine, uric acid, electrolyte, and LDH values of the patient at different time point.

	Creatinine (mg/dL)	Uric acid (mg/dL)	Potassium (mEq/L)	Phosphorous (mg/dL)	Calcium (mg/dL)	Bicarbonate (mmol/L)	LDH (IU/L)
Day of admission	2.57	N/A	3.7	5	9.0	25	N/A
Day 1 of hospitalization	2.83	N/A	3.5	5.3	8.3	23	N/A
Day 6 (before rasburicase & allopurinol)	5.22	14.2	4.3	7.3	8.4	18	N/A
Day 7 (after rasburicase & allopurinol)	5.3	10.7	5.0	6.2	8.0	19	1449
After hemodialysis	2.79	2.8	4.2	3	8.6	27	1590

N/A: not available.