Granulocyte colony-stimulating factor-producing squamous cell carcinoma of the tongue exhibiting characteristic fluorine-18 deoxyglucose accumulation on positron emission tomography–computed tomography: A case report

Table 1 Progression of laboratorial data

	Frist visit	Administration	PO 1 d	PO 18 d	1st ST	2nd ST	3rd ST
Leukocytes (μL)	21380	24510	15230	14250	77620	59720	145180
Neutrophil (%)	84	83	90	86	98	96	98
CRP (mg/dL)	0.99	5.10	9.68	1.14	5.66	8.70	13.20
G-CSF (pg/mL)		331	63.3	71.6	663	218	1520
IL-6 (pg/mL)		14.6	63.0	6.30	10.3		104

CRP: C-reactive protein; PO: Postoperative; ST: Systemic therapy; 1^st dose of CDDP + cetuximab, 2^nd and 3^rd dose of cetuximab alone; G-CSF: Granulocyte-colony stimulating factor.