Friday, September 8, 2017

Sarcoidosis

A cervical lymph node with confluent granulomas





Asteroid bodies

More asteroid bodies
Giant cells


Intraparotid node











Sunday, September 3, 2017

Erythroid dysplasia

A 70 year old man with pancytopenia and erythroif dysplasia in bone marrow.
Four? Five nuclei in an erythroblast

? Hemophagocytosis

Ring erythroblast and megaloblast

Binucleate erythroblasts

Dispersed chromatin

Giant multinucleate erythroblast


Next generation sequencing: Part 1

 Imagine solving a puzzle with 100 pieces, each piece a centimeter in size, something like this: The genome is considerably larger than this...