#HematologyTweetstory

In 1956, Benjamin Castleman et al described 13 cases of mediastinal lymph node hyperplasia that resembled thymomas grossly and microscopically Castleman argued against their thymic or neoplastic origin. The nodes

This is George Grenville (1712-1770): Whig Politician, once First Lord of the Admiralty, then Prime Minister of Great Britain from 1763-1765, and later Chancellor of the Exchequer. Probably also a

#HematologyTweetstory 32: lymph nodes with names. There’s also a major personal announcement in this thread. We each have lots of lymph nodes: an estimated 500-600 (Image: @MayoClinic). Like stars, they

#HematologyTweetstory 27: “Down syndrome in Down House.” This story, based on a @BloodJournal article I wrote in 2005, sits at the intersection of history, hematology, and evolutionary biology. (Image of

#HematologyTweetstory 34: Vitamin K. This tale includes 2 larger-than-life characters, self experimentation, & bloody cows. Also, yours truly was once *so* dedicated to hematology history that he drove to rural

Why is blood red? This color has such a rich symbolism in human history - in art, literature, religion (e.g., Catholic Cardinals wear red robes to symbolize the blood of