SELECTED INFECTIOUS GRANULOMAS, NON-MYCOBACTERIAL

Fungal granulomas

Aspergillosis H&E

Aspergillosis GMS stain

Aspergillosis, suppurative granuloma, low magnification, H&E

Aspergillosis, suppurative granuloma, high magnification, H&E

Blastomycosis, North American , lung, low magnification, mucicarmine stain

Blastomycosis, North American, lung, high magnification, mucicarmine stain

Blastomycosis, South American (paracoccidioidomycosis) , suppurative granuloma, H&E (courtesy of  Dr. Leonardo Pereira Quintella-with permission))

Blastomycosis, South American (paracoccidioidomycosis) , multiple budding,  GMS (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Chromoblastomycosis, skin, suppurative granuloma, low magnification, H&E  (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Chromoblastomycosis, skin, suppurative granuloma, high magnification, H&E  (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Chromoblastomycosis, skin, numerous organisms, high magnification, H&E  (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Coccidioidomycosis, lung, old necrotizing granuloma, H&E

Coccidioidomycosis, lung, ruptured spherule, GMS stain

Coccidioidomycosis, lung, H&E

Coccidioidomycosis, lung,  numerous spherules, PAS stain

Coccidioidomycosis, lymph node, non-necrotizing granuloma, H&E

Coccidioidomycosis, lymph node, granuloma with central eosinophilic abscess and diffuse eosinophilia, H&E

Coccidioidomycosis, lymph node, granuloma with central eosinophilic abscess, H&E

Coccidioidomycosis, lymph node, non-necrotizing granuloma and diffuse eosinphilia, H&E

Cryptococcosis, lung, medium magnification, H&E

Cryptococcosis, lung, GMS stain

Cryptococcosis, lung, mucicarmine stain

Histoplasmosis, lung, low magnification, old, partially calcified granulomas, H&E

Histoplasmosis, lung, high magnification, old, partially calcified granuloma, H&E

Histoplasmosis, lung, GMS stain

Histoplasmosis, lung, GMS stain

Pneumocystis carinii, lung, gross photo, miliary pattern

Pneumocystis carinii, lung, necrotizing granulomas, low magnification, H&E

Pneumocystis carinii, lung,necrotizing granuloma, high magnification

Pneumocystis carinii, lung, necrotizing granuloma, GMS stain

Pneumocystis carinii, lung, necrotizing granulomas with foamy appearance of       necrotic zones, H&E

Pneumocystis carinii, lung, non-necrotizing granuloma

Pneumocystis carinii, lung, rare non-necrotizing granulomas with calcifications              identified at autopsy, H&E

Pneumocystis carinii, lung, rare non-necrotizing granulomas with calcifications               identified at autopsy, GMS stain

Zygomycosis (Mucormycosis),skin, Grocott (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Zygomycosis (Mucormycosis), skin, hypha partially within giant cell, H&E (courtesy of  Dr. Leonardo Pereira Quintella-with permission)

Lymphogranuloma venereum, suppurative granuloma, H&E

Lymphogranuloma venereum, suppurative granuloma, high magnification, H&E

Syphilis, secondary, skin, low magnification,H&E

Syphilis, secondary, skin, higher magnification, H&E

Q fever, liver, fibrin ring granuloma, H&E

Q fever, liver, fibrin ring granuloma, H&E

Q fever, liver, fibrin ring granuloma, H&E

Leishmaniasis, skin, few amastigotes within giant cell, H&E (courtesy of  Dr. Leonardo Pereira Quintella)

Leishmaniasis, skin, few amastigotes within giant cell, high magnification, H&E  (courtesy of  Dr. Leonardo Pereira Quintella)

Leishmaniasis, skin, granulomatous inflammation, H&E (courtesy of  Dr. Leonardo Pereira Quintella)

Leishmaniasis, skin, granulomatous inflammation, numerous amastigotes, H&E (courtesy of  Dr. Leonardo Pereira Quintella)

Schistsoma mansonii ovum, pancreas, H&E

Schistosoma mansonii ova, colon, H&E

Schistosoma mansonii ova, colon, high magnification, H&E

Click on the following links to view microscopic images

Bacterial granulomas.

Parasitic granulomas

Other infectious granulomas

Protrothecosis, skin, necrotizing granuloma, fibrinoid necrosis, H&E (courtesy of Dr. Leonardo Pereira Quintella)

Prototheca is an achlorpphylic, algaelike, unicellular organism related to the green algae Chlorella

Protothecosis, skin, necrotizing granuloma, GMS (courtesy of Dr. Leonardo Pereira Quintella)