Pathnologic @pathnologic
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Path Geek - All things #pathology
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Classic mucosal-dominant Pemphigus Vulgaris. Suprabasal acantholysis leaving behind a “row of tombstones” (i.e. the basal layer
mucosal-dominant Pemphigus ... mucosal #dominant #Pemphigus ... #Vulgaris #Pathology ... #Microscopy #Dermatology ... #Clinical
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
promyelocytic leukemia (blood ... granules, and Auer rods ... KyleBradleyMD #Auer #Rods ... leukemia #APL #APML #Pathology ... #Hematology #Clinical
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
cold agglutinin disease ... 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
cold agglutinin disease ... individual’s red blood ... cells (RBCs or ... #Clinical #Path ... #Blood #Smear #Microscopy
Beautiful acanthocytes/spur cells in a patient with McLeod Syndrome. X-linked disorder characterized by reduced expression of
expression of Kell RBC ... granulomatous disease ... Syndrome #Smear #Pathology ... #Microscopy #Clinical
Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... disease. ... in paracortical blood ... #Pathology #Smear ... #Microscopy #Clinical
Acute Graft versus Host disease: vacuolar interface dermatitis w/ lymphoexocytosis, dyskeratotic keratinocytes, notable satellite cell necrosis.
Graft versus Host disease ... #versus #Host #disease ... #Pathology #Microscopy ... #Dermatology #Clinical
Pretty good example of Pemphigus Vulgaris. DIF shows intercellular IgG binding throughout entire epidermis. Note there’s
good example of Pemphigus ... SGottesmanMD #Pemphigus ... #Vulgaris #Pathology ... #Microscopy #Dermatology ... #Clinical
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... DIC is a clinical ... hemolytic #anemia #Hematology ... #Pathology #Smear ... #Microscopy
Peripheral blood smear of a patient with tick bite and PCR positive for Ehrlichia ewingii.

Ehrlichia ewinqii
Peripheral blood ... Smear #Morulae #Hematology ... #Pathology #Microscopy ... #TickBite #Clinical