“… 1 Although commonly seen in the urinary tract, it is also reported in other sites, including the gastrointestinal tract, pancreas, liver, lymph nodes, skin, and respiratory tract. 2 Malakoplakia is associated with dysfunctional bacterial clearance by neutrophils and macrophages, and is thus closely related to immunodeficiency. The most commonly reported microorganisms in patients with malakoplakia are Escherichia coli , Proteus , Mycobacterium tuberculosis , and Staphylococcus aureus .…”