[header] How to test bone marrow [title] Make an appointment for the tests with your doctor. [step] Your doctor may perform the bone marrow tests in their office, as they usually take no more than 30 minutes total. Book an appointment for one or both tests, depending on the advice of your doctor. 
[substeps] Your doctor may suggest you get both tests done to have a more detailed range of results. Your doctor may not be equipped to do this test themselves.