Depending upon the symptoms and the part of the body that has been infected, your primary care physician and cancer doctor may recommend you one or more of these tests such as barium enema, biopsy, bone marrow aspiration and biopsy, bone scan, breast mri, colonoscopy, computed tomography (ct) scan, digital rectal exam (dre), ekg and echocardiogram, fecal occult blood tests, magnetic resonance imaging (mri), mammography, muga scan, pap test, sigmoidoscopy, tumor marker tests, ultrasound, upper endoscopy, etc.