Organizing pneumonia after stereotactic ablative radiotherapy of the lung

Radiation Oncology

Table 2 Clinical characteristics of OP patients

No.	Age	Sex	Dose (Gy/4 fr ^* )	Toxicity grade (CTCAE ver4)			CRP (IU/ml)	KL-6 (U/ml) ^†	Treatment after first OP
No.	Age	Sex	Dose (Gy/4 fr ^* )	Dyspnea	Fever	Fatigue	CRP (IU/ml)	KL-6 (U/ml) ^†	Treatment after first OP
1	62	M	52	2		2	5.7	813
2	80	M	48	2		3	0.9	456
3	79	M	48	3	1	2	22.7	558	PSL^** + Abx^††
4	71	F	52	2	1	2	4.0	299	Abx
5	76	M	52	2		2	1.1	414	PSL
6	82	M	52	3	2	3	21.0	653	PSL + Abx
7	83	M	52	3	2	3	10.6	231	Abx
8	79	M	50	3	2	3	5.8	531	PSL + Abx
9	83	F	50	3		3	5.9	314	PSL + Abx

^*fr = fractions. ^**PSL = Prednisone. ^††Abx = antibiotics.
^† Normal range for KL-6 is ≤ 500 U/ml in the institutions.
CRP and KL-6 data represent the maximum level during the initial OP course. Relapse of OP occurred in patients No. 6-9.

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