A thorough clinical workup with biopsy shows that J.A. has a well-differentiated prostatic adenocarcinoma. What do the following lab data suggest? • Alkaline phosphatase: 70 IU/L • BUN: 18 mg/dL •...

A thorough clinical workup with biopsy shows that J.A. has a well-differentiated prostatic adenocarcinoma. What do the following lab data suggest?

• Alkaline phosphatase: 70 IU/L

• BUN: 18 mg/dL

• Creatinine: 0.7 mg/dL

• AST: 8 IU/L

• ALT: 15 IU/L

• Total bilirubin: 0.9 mg/dL

• Negative radionuclide bone scan