A 50 year old man suffering from carcinoma of prostate showed areas of sclerosis and collapse of T10 and T11 vertebrae in X-ray. The spread of this cancer to the above vertebrae was most probably through -
Vertebral metastasis in prostate cancer is explained by the prostatic veins which drain into internal vertebral venous plexus (Batson’s vertebral plexus).
Sacral canal
Lymphatic vessels
Internal vertebral plexus of veins
Superior rectal veins