Pathnologic @pathnologic
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Path Geek - All things #pathology
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Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
promyelocytic leukemia (blood ... I see all of these ... promyelocytic #leukemia #APL ... #APML #Pathology ... #Hematology #Clinical
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
Hypersegmented neutrophil in a case of acute myeloid leukemia.

Dysplastic neutrophils are typically hypolobated but can be
#neutrophils #AML ... #Clinical #Hematology ... #Pathology #Smear
Prolymphocytes

In our case, the patient has T-prolymphocytic leukemia (T-PLL) not Acute Myeloid Leukemia (AML).  🔬Tumor
Myeloid Leukemia (AML ... Smear #Peripheral #Pathology ... #Microscopy #Clinical ... #Blood
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
Aldosteronoma — Spironolactone Bodies 

1. Spironolactone is often used to treat hypertension caused by hyperaldosteronism, and
study by Patel et al ... Red blood cells ... gland (Patel et al ... Spironolactone #Bodies #Pathology ... #Clinical #Gross
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
Autoagglutination should also be distinguished from “Rouleaux formation” wherein normal blood tends to form stacks on
wherein normal blood ... #Clinical #Pathology ... #Blood #Smear # ... Rouleaux #Formation #Hematology
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
LAMP2 cardiomyopathy in a 12-year-old boy with sudden death (Table 1; patient #1). A. At autopsy,
LAMP2 cardiomyopathy ... grams), exceeding all ... #Clinical #Gross ... #Pathology #HOCM ... #Obstructive #Cardiomyopathy