Table 1 Clinical and radiological differences between prostatic rhabdomyosarcoma and carcinoma, modified according to Waring et al. [7]
Clinical characteristics | Rhabdomyosarcoma | Carcinoma |
|---|---|---|
Incidence | very rare | common |
Age group | Children, rarely young adults | >40 years |
Symptoms | urinary obstruction | urinary obstruction |
Digital rectal examination | Enlarged, firm, smooth prostate | Hard, fixed, nodular, irregular prostate |
PSA levels | normal | elevated |
Course | rapid | usually slow |
Ultrasound and MRI | often extensive invasion of periprostatic tissues | often localized to the prostate gland |