Pathnologic @pathnologic
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Herpes Simplex Virus ... • HSV-infected cells ... DennisOMalleyMD) #Herpes #Simplex ... Microscopy #Clinical #LymphNode
Sickle cell anemia and Howell Jolly bodies (nuclear remnants).

 - Dr. Abubaker Elshaikh
@ElshaikhMD

#SickleCell #HowellJolly #Body #Bodies
Sickle cell anemia ... #HowellJolly #Body
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
fibrosis (A) and well-formed ... seen within giant cells ... Lymphadenitis #Pathology #LymphNode
Codocytes (Target cells) - Two target cells are seen in the left photo and one in
Codocytes (Target cells ... ) - Two target cells ... a Howell-Jolly body ... Target cells are
A – cabot ring, B – Howell-Jolly Body

What are Cabot’s rings?
- They are delicate threadlike inclusions
– Howell-Jolly Body ... the red blood cells
Aldosteronoma — Spironolactone Bodies 

1. Spironolactone is often used to treat hypertension caused by hyperaldosteronism, and
spironolactone body ... Red blood cells ... endoplasmic reticulum in cells
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... #SignetRing #Cell ... #Histiocytes #LymphNode
Howell-Jolly Body - On these Wright-stained peripheral blood smears the small dark spheres within red cells
Howell-Jolly Body ... spheres within red cells ... more than one H-J body ... within a red cell ... photo and target cells
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Warthin-Finkeldey type giant cells ... Monocytoid B cells ... Pathology #Microscopy #LymphNode
Myeloma: In this BM core, most plasma cells contain cytoplasmic immunoglobulin (Russell bodies).

They're difficult to identify
core, most plasma cells ... identify as plasma cells ... RussellBodies #Body