Pathnologic @pathnologic
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Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
linear red "Auer rod ... are typical for acute ... #Clinical #Path ... #BloodSmear #Blood ... Microscopy #Auer #Rods
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
Acute promyelocytic ... leukemia (blood ... granules, and Auer rods ... #Acute #promyelocytic ... Pathology #Hematology #Clinical
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
diagnosed with acute ... her peripheral blood ... also described in acute ... #Clinical #Path ... #BloodSmear #Blood
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
Simplex Virus Lymphadenitis ... • HSV-infected cells ... Simplex #Virus #Lymphadenitis ... Pathology #Microscopy #Clinical
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Paracoccidioides brasiliensis Lymphadenitis ... fibrosis (A) and well-formed ... seen within giant cells ... #brasiliensis #Lymphadenitis ... Pathology #LymphNode #Clinical
Sickle cells
These photos show sickle cells on peripheral blood smears. In the left photo target cells
Sickle cells These ... on peripheral blood ... clinically and ... #Clinical #Path ... #BloodSmear #Blood
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 ... #Clinical #Path ... #BloodSmear #Blood
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... individual’s red blood ... cells (RBCs or ... #Clinical #Path ... #Blood #Smear #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... individual’s red blood ... cells (RBCs or ... #Clinical #Path ... #Blood #Smear #Microscopy
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
leukemia (T-PLL) not Acute ... 🔬Tumor cells are ... size lymphoid cells ... Pathology #Microscopy #Clinical ... #Blood