Pathnologic @pathnologic
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Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
• HSV-infected cells ... Lymphadenitis #HSV #Pathology ... Microscopy #Clinical #LymphNode
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... #SignetRing #Cell ... #Histiocytes #LymphNode ... #Pathology #Clinical
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 ... Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode
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 #Clinical
Schistocytes can assume a shape resembling natural or man-made objects such as arrowheads, fish, collar buttons,
point to helmet cells ... are a teardrop cell ... , 2 blister cells ... , a spur cell (acanthocyte ... ), and 2 burr cells
Sickle cells
These photos show sickle cells on peripheral blood smears. In the left photo target cells
Sickle cells These ... photos show sickle cells ... left photo target cells ... photo, target cells ... addition to sickle cell
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
non-specific red cell ... polychromatophilic cells ... anemia #Hematology #Pathology
The many faces of the Hodgkin/Reed-Sternberg (HRS) cell: Even as medical students we are aware of
Reed-Sternberg (HRS) cell ... Reed-Sternberg cell ... (RS cell). ... ReedSternberg #HRS #cell ... #Pathology #Clinical
Post-splenectomy blood smear demonstrating Howell-Jolly bodies and target cells.

#Clinical #Pathology #BloodSmear #HowellJollyBodies #TargetCells #Splenectomy #Asplenic
bodies and target cells ... #Clinical #Pathology
Here are the morphological hallmarks of Rhabdomyosarcoma.

 - Broken arrow sign 

 - tad-pole rhabdomyoblasts
rhabdomyoblasts - Wraith cells ... Rhabdomyosarcoma #Hallmarks #Pathology