A patient presents with complains of sciatica. On radioligical examination there was sclerotic lesions on his skull. Which of the following is most likely to be elevated in this patient ?: (A) CEA, (B) Prostate specific antigen, (C) Alkaline phosphatase, (D) Alpha 1 antitrypsin
Answer is B. Ans. is 'b' i.e., Prostate specific antigen