Relationship between radiation pneumonitis and organizing pneumonia after radiotherapy for breast cancer

Radiation Oncology

Table 4 Clinical characteristics of five patients with OP

Patient no.	Age (y)	Irradiated breast	Drug before RT	Drug concurrent with RT	Period before onset, after RT (days)	Initial area of pulmonary findings	Frequency of relapse	Relapse in contralateral area	Duration of steroid administration
1	66	Right	FEC	―	229	Right upper• middle• lower lobe	once	No	385
2	52	Right	FEC	Tamoxifen	218	Right middle lobe	once	No	206
3	68	Right	―	―	229	Right middle lobe	5 times	Yes	799
4	54	Right	―	Anastrozole	168	Right middle lobe	once	Yes	244
5	55	Bilateral	CMF	Exemestane	170	Bilateral middle lobe	―	No	38
median	55				218				244

ISSN: 1748-717X