Clinical Features of Sarcomatoid Carcinoma (Carcinosarcoma) of the Urinary Bladder: Analysis of 221 Cases

Table 2

Characteristics of 221 patients with sarcomatoid carcinoma (carcinosarcoma) of the urinary bladder diagnosed between January 1973 and December 2004.

Characteristics	N (%)
Age  Mean$\mathrm{\hspace{0.17em}\hspace{0.17em}}\pm \mathrm{\hspace{0.17em}\hspace{0.17em}}$SD	75$\mathrm{\hspace{0.17em}\hspace{0.17em}}\pm \mathrm{\hspace{0.17em}\hspace{0.17em}}$11
Gender
Male	144  (65.2)
Female	77  (34.8)
Race
Black	15  (6.8)
White	197  (89.1)
Other	9  (4.1)
Married
Yes	128  (58)
No	90  (40.7)
Unknown	3  (1.3)
Location
Trigone of bladder	12  (5.4)
Dome of bladder	17  (7.7)
Lateral wall of bladder	35  (15.8)
Anterior wall of bladder	8  (3.6)
Posterior wall of bladder	20  (9.0)
Bladder neck	7  (3.2)
Ureteric orifice	7  (3.2)
Overlapping lesion of bladder	42  (19.0)
Unknown	73  (33.0)
Grade
Moderately differentiated	2  (0.9)
Poorly differentiated	61  (27.6)
Undifferentiated	64  (28.95)
Unknown	94  (42.5)
SEER stage
Localized	56  (25.3)
Regional	114  (51.6)
Distant	34  (15.4)
Unknown	17  (7.7)
Year of diagnosis
1973–1984	18  (8.1)
1985–1994	65  (29.4)
1995–2004	138  (62.5)
Cancer directed Surgery
Cystectomy	79  (35.8)
TURP	119  (53.8)
Unspecific surgery	14  (6.3)
None	9  (4.1)
Radiation
Before and after surgery	1  (0.5)
After surgery	34  (15.3)
Radiation only	2  (1.0)
Unknown	3 (1.3)
None	181 (81.9)

SEER = Surveillance, Epidemiology, and End Results program TURBT$\mathrm{\hspace{0.17em}\hspace{0.17em}}=$ transurethral resection for bladder tumor.