Pathnologic @pathnologic
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Simplex Virus Lymphadenitis ... Simplex #Virus #Lymphadenitis ... #HSV #Pathology ... #Microscopy #Clinical
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
late phase HIV lymphadenitis ... Pattern C" in HIV Lymphadenitis ... #PatternC #Pathology ... #Microscopy #LymphNode ... #Clinical
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
#Hobnail #PTC #Papillary ... #Thyroid #Carcinoma ... #Pathology #Clinical ... #Microscopy
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Paracoccidioides brasiliensis Lymphadenitis ... #brasiliensis #Lymphadenitis ... #Pathology #LymphNode ... #Clinical #Microscopy
Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... vessels - Germinal center ... Castleman #disease #Pathology ... #Smear #Microscopy ... #Clinical
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
typical of HIV lymphadenitis ... Pattern A" in HIV Lymphadenitis ... #PatternA #Pathology ... #Microscopy #LymphNode ... #Clinical
Bacillary Angiomatosis - Pathology Slides

Check out this delightful example of bacillary angiomatosis, which presented as a
Bacillary Angiomatosis ... - Pathology Slides ... tissue is next in Pathology ... Angiomatosis #Bartonella #Pathology ... #Microscopy #Clinical
Amiodarone induced thyroid changes

Histopath: Remarkably enlarged follicles, distended with colloid, without 
scalloping, and lined by flattened
Amiodarone induced thyroid ... #Amiodarone #thyroid ... thyrotoxicosis #AIT #Pathology ... #Clinical #Microscopy
Sarcoid in the Thyroid - Pathology

Not all thyroid granulomas are subacute thyroiditis- this is sarcoidosis! Can
Sarcoid in the Thyroid ... - Pathology Not ... all thyroid granulomas ... #Pathology #Microscopy ... #Clinical
This macrofollicular thyroid tumor is so very bland... but so perfectly invasive! You can really never
macrofollicular thyroid ... macrofollicular #thyroid ... tumor #Invasive #Pathology ... #Microscopy #Clinical