Final answer:
The diagnostic tests for an elderly man with hypochromic, microcytic anemia who is asymptomatic include complete blood count, reticulocyte count, chest radiograph, culture, direct fluorescence antibody staining, complement fixation assay, and histoplasmin sensitivity test.
Step-by-step explanation:
The diagnostic tests that should be performed for an elderly man with hypochromic, microcytic anemia who is asymptomatic include:
- Complete blood count and reticulocyte count
- Chest radiograph
- Culture
- Direct fluorescence antibody staining
- Complement fixation assay
- Histoplasmin sensitivity test
These tests will help determine the cause of the anemia and guide further treatment decisions.