A 50-year-old man suffering from carcinoma of prostate showed areas of sclerosis and collapse of T10 and T 11 veebrate was most probably through: (A) Sacral canal, (B) Lymphatic vessel, (C) Internal veebral plexus of veins, (D) Superior rectal
Answer is C. Communication exists between prostatic &veebral venous plexus through which prostatic carcinoma spread to veebral column.