ERYTHEMA NODOSUM LEPROSUM Figure 15-16 ERYTHEMA NODOSUM LEPROSUM Also known as type 2 leprosy reaction, there are new and painful, nodular skin lesions in an individual with lepromatous leprosy. (Courtesy of the CDC PHIL) More about this image found in ERYTHEMA NODOSUM LEPROSUM Also known as type 2 leprosy reaction, there are...

POST-TRANSPLANT EBV-ASSOCIATED LYMPHOPROLIFERATIVE DISEASE (PTLD) OF THE MONOMORPHIC TYPE Figure 8-14 POST-TRANSPLANT EBV-ASSOCIATED LYMPHOPROLIFERATIVE DISEASE (PTLD) OF THE MONOMORPHIC TYPE Low-power view (A) plasmacytoma-like features (B) and positivity for EBER ISH (C). (Courtesy of Dr. S. As... More about this image found in POST-TRANSPLANT EBV-ASSOCIATED LYMPHOPROLIFERATIVE DISEASE (PTLD) OF THE MO...

PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY Figure 3-40 PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY Infected oligodendrocytes also show nuclear p53 immunostaining, a feature shared with several types of glial tumors. More about this image found in PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY Infected oligodendrocytes also ...

TUBERCULOUS GRANULOMA Figure 12-54 TUBERCULOUS GRANULOMA Low power shows extensive circumscribed central fibrillogranular necrosis (A). Some scattered peripheral multinucleated giant cells show a typical Langhans-type morphology (B). More about this image found in TUBERCULOUS GRANULOMA Low power shows extensive circumscribed central fibr...

PULMONARY COCCIDIOIDOMYCOSIS Figure 21-8 PULMONARY COCCIDIOIDOMYCOSIS Confluent well-formed granulomatous foci have prominent foreign body-type multinucleated giant cells (A), and prominent necrosis with secondary cavitation (B). (Courtesy of the CDC PHIL) More about this image found in PULMONARY COCCIDIOIDOMYCOSIS Confluent well-formed granulomatous foci have...

JC VIRUS GRANULE CELL NEURONOPATHY Figure 3-43 JC VIRUS GRANULE CELL NEURONOPATHY Coronal T1-weighted MRI scan shows less frequent type of PML, JC virus granule cell neuronopathy. Note the severe damage to the cerebellar hemisphere (lower right of the image). More about this image found in JC VIRUS GRANULE CELL NEURONOPATHY Coronal T1-weighted MRI scan shows less...

WHIPPLE DISEASE Figure 13-36 WHIPPLE DISEASE A–C: Endoscopic small intestinal biopsy shows shortened broad villi distended by a striking foamy macrophage infiltrate. D: High-power view demonstrates numerous lamina propria macrophages with scattered intervening plasma cells and eosinophils. These... More about this image found in WHIPPLE DISEASE A–C: Endoscopic small intestinal biopsy shows shortened br...

PULMONARY COVID-19 Figure 4-10 PULMONARY COVID-19 A: Initial changes show some intra-alveolar fibrin with focal early hyaline membrane formation, scattered intra-alveolar red blood cells, and focal mild interstitial lymphocyte infiltration. B: Low-power view of patchy intra-alveolar fibrin with ... More about this image found in PULMONARY COVID-19 A: Initial changes show some intra-alveolar fibrin with...