Do you routinely obtain bone marrow biopsy in newly diagnosed autoimmune hemolytic anemia when working up potential underlying etiologies?

Thank you for the question. For patients with cold agglutin disease, I perform a bone marrow biopsy and flow cytometry at diagnosis/before initiating therapy on all patients.

I base the decision whether to do a bone marrow biopsy after initial diagnosis of warm autoimmune hemolytic anemia based on w...