Table 1.

Clinical features of patients with primary pulmonary synovial sarcoma (PPSS) in Shanghai Pulmonary Hospital, China

ID	Sex	Age at diagnosis (y)	Primary site	Tumor laterality	Preoperative biopsy	Surgery performed	Pneumonectomy	Radio-therapy	Chemo-therapy	LN status	Local metastasis	Histologic subtype	Tumor grade	Tumor size (cm)	AJCC stage	OS status	DSS status	Survival mo	Recurrence	Recurrence time (mo)
1	Male	62	Single lobe	Right	TBNA (+)	Yes	No	No	Yes	No	No	Spindle cell	Ⅲ	3	Ⅱ	Alive	Alive	76	Yes	5
2	Male	7	Involving more than 1 lobe	Right	TBNA (+)	Yes	Yes	No	No	No	No	Spindle cell	Ⅱ	6	Ⅱ	Died	Dead due to PPSS	20	No	No recurrence
3	Female	53	Single lobe	Right	TBNA (-)	Yes	No	No	Yes	No	No	Spindle cell	Ⅲ	4	Ⅱ	Alive	Alive	64	No	No recurrence
4	Female	49	Involving more than 1 lobe	Right	TTNA (+)	Yes	No	No	Yes	No	No	Spindle cell	Ⅲ	4	Ⅱ	Alive	Alive	52	No	No recurrence
5	Male	60	Involving more than 1 lobe	Left	TTNA (+)	Yes	Yes	No	No	No	Yes	Spindle cell	Ⅲ	12	Ⅲ	Died	Dead due to PPSS	10	No	No recurrence
6	Male	22	Single lobe	Left	TTNA (+)	Yes	No	Yes	Yes	No	Yes	Spindle cell	Ⅲ	9	Ⅲ	Alive	Alive	12	Yes	10
7	Male	25	Involving more than 1 lobe	Left	TBNA (-)	Yes	Yes	No	Yes	No	No	Spindle cell	Ⅲ	8	Ⅲ	Alive	Alive	8	No	No recurrence
8	Female	45	Involving more than 1 lobe	Left	TTNA (+)	Yes	Yes	No	Yes	Yes	No	Spindle cell	Ⅲ	9	Ⅲ	Died	Dead due to PPSS	14	No	No recurrence
9	Male	47	Single lobe	Right	TBNA (+)	Yes	No	No	Yes	No	No	Spindle cell	Ⅲ	7	Ⅲ	Alive	Alive	96	No	No recurrence
10	Male	21	Involving more than 1 lobe	Right	TTNA (+)	Yes	Yes	No	No	No	Yes	Spindle cell	Ⅱ	8	Ⅱ	Died	Dead due to PPSS	80	No	No recurrence
11	Male	47	Single lobe	Left	TBNA (+)	Yes	No	No	Yes	No	Yes	Spindle cell	Ⅱ	8	Ⅱ	Alive	Alive	13	Yes	5
12	Male	72	Single lobe	Right	TBNA (+)	Yes	No	No	No	No	No	Spindle cell	Ⅱ	4	Ⅱ	Died	Dead due to pneumonia	32	No	No recurrence

LN, Lymph node; AJCC, American Joint Committee on Cancer; OS, overall survival; DSS, disease-specific survival; TTNA, transthoracic needle aspiration; TBNA, transbronchial needle aspiration; (-), no atypical cell; (+), atypical cells found, but the histological type could not be identified.