Guest guest Posted April 11, 2005 Report Share Posted April 11, 2005 Anyone know what the accepted standard histological staining is for Mycobacterium leprae? Leprosy comes in multiple forms with measurable immunological differences - the polar types are called lepromatous (sp?) leprosy and tuberculoid leprosy, AKA paucibacilliary leprosy ( " pauc- " as in " paucity " , ie very few). In lepromatous leprosy the organism is just eating you alive (as happens in advanced pulmonary tuberculosis) whereas in tuberculoid leprosy the disease is usually kept local, but is not cleared, by a major inflammatory response. Along with syphilis, this phenomenon is considered paradigmatic of heavy inflammatory response to few bacteria. But Mattman ed. 3 has some hints about how the " paucibacillary " charecterization may rest on certain assumptions about the staining charecteristics of forms found in tissue, which may not be supportable. Some investigators consider this to be the likely nature of lyme, and Steere has made an explicit comparison to tuberculoid leprosy. We should find out what the actual basis is for the accepted understanding of the latter disease, since Mattman doesnt address it directly, and M. leprae seems to be the one chronic bacterium outside of the spirochetae that is widely considered capable of causing extremely disproportionate inflammation. Quote Link to comment Share on other sites More sharing options...
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