Pathnologic @pathnologic
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Path Geek - All things #pathology
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Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... disease. ... Features of Castleman disease ... #Castleman #disease ... #Pathology #Smear
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
Sweat gland tumors - Pathology

Made with lots of help from @JMGardnerMD's paper on adnexal tumors for
gland tumors - Pathology ... gland #tumors #Pathology
Plasma cell leukemia with extensive rouleaux formation. Aggressive disease & patients typically younger than other forms
Aggressive disease ... Smear #Hematology #Pathology
Beautiful acanthocytes/spur cells in a patient with McLeod Syndrome. X-linked disorder characterized by reduced expression of
granulomatous disease ... Syndrome #Smear #Pathology
Dysplasia in Myelodysplastic Syndrome 
 - 
Dysgranulopoiesis 
 - Dyserythropoiesis 
 - Dysmegakaryopoiesis 

#Dysplasias #MDS #Myelodysplastic
Myelodysplastic #Syndrome #Pathology
Post-splenectomy blood smear demonstrating Howell-Jolly bodies and target cells.

#Clinical #Pathology #BloodSmear #HowellJollyBodies #TargetCells #Splenectomy #Asplenic
#Clinical #Pathology
Pathology - Hepatocyte Pigments

Lipofuschin (H&E) 

Alpha-I-antitrypsin globules (PAS-D) 

Mallory's hyaline / Mallory Denk Bodies 

Giant Mitochondria
Pathology - Hepatocyte ... Hepatocyte #Pigments #Pathology
Here are the morphological hallmarks of Rhabdomyosarcoma.

 - Broken arrow sign 

 - tad-pole rhabdomyoblasts
Rhabdomyosarcoma #Hallmarks #Pathology
Comparison of basophils and mast cells (in bone marrow).

#Basophils #MastCells #Pathology #Marrow #Smear #Microscopy #Comparison #Table
Basophils #MastCells #Pathology