TY - CHAP M1 - Book, Section TI - Unknown Primary: Work-up and Treatment A1 - O'Donnell, Dearbhaile A1 - Leahy, Michael A1 - Marples, Maria A1 - Protheroe, Andrew A1 - Selby, Peter PY - 2018 T2 - Problem Solving in Oncology AB - A 65-year-old smoker presents with pain in the right hip and a plain radiograph shows a lytic lesion with a pathological fracture in the neck of the right femur. He has been reasonably well prior to this and a good-quality chest radiograph is reported as showing normal findings.What investigations are indicated? How extensive should be the search for the primary?What is the value of serum tumour markers in the diagnosis of an unknown primary?What about emerging technologies such as gene profiling?What are the basic principles to guide management - looking for the treatable?Assuming the final diagnosis is carcinoma of unknown primary, what are the results from treatment with chemotherapy?What are the options and the optimal local treatment for the fracture? SN - PB - Clinical Publishing Oxford CY - New York, NY Y2 - 2021/03/06 UR - hemonc.mhmedical.com/content.aspx?aid=1152354761 ER -