Pathnologic @pathnologic
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Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... disease. ... disease, hyaline ... vessels - Germinal center ... Smear #Microscopy #Clinical
Sickle cells
These photos show sickle cells on peripheral blood smears. In the left photo target cells
Sickle cells These ... disease. ... clinically and ... thalassemia, and HbSC disease ... #Clinical #Path
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... cold agglutinin disease ... individual’s red blood cells ... #Clinical #Path
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
Red cell autoagglutination ... process whereby red cells ... cold agglutinin disease ... individual’s red blood cells ... #Clinical #Path
Beautiful acanthocytes/spur cells in a patient with McLeod Syndrome. X-linked disorder characterized by reduced expression of
acanthocytes/spur cells ... expression of Kell ... granulomatous disease ... Pathology #Microscopy #Clinical
Plasma cell leukemia with extensive rouleaux formation. Aggressive disease & patients typically younger than other forms
Plasma cell leukemia ... Aggressive disease ... primary plasma cell ... rouleaux #formation #Clinical
Acute Graft versus Host disease: vacuolar interface dermatitis w/ lymphoexocytosis, dyskeratotic keratinocytes, notable satellite cell necrosis.
Graft versus Host disease ... notable satellite cell ... #versus #Host #disease ... #Dermatology #Clinical
Amiodarone induced thyroid changes

Histopath: Remarkably enlarged follicles, distended with colloid, without 
scalloping, and lined by flattened
Amiodarone induced thyroid ... flattened follicular cells ... change, Follicular cells ... #Amiodarone #thyroid ... AIT #Pathology #Clinical
Hobnail variant of PTC: micropapillary architecture, dense eosinophilic cytoplasm, hobnail cells with apical nuclei, and marked
cytoplasm, hobnail cells ... PTC #Papillary #Thyroid ... Carcinoma #Pathology #Clinical
Oncocytic Variant of Medullary Carcinoma
Don't assume every oncocytic thyroid tumor is a Hurthle cell neoplasm! Nested
every oncocytic thyroid ... tumor is a Hurthle cell ... here should raise concern ... Pathology #Microscopy #Clinical