DOTmed July 26, 2019
Sean Ruck

While not as widely known as the terms internet or website, blockchain is a word that’s hit the public lexicon in recent years, even though it was first described in an article in 1991. It’s best-known as the technology driving cryptocurrencies, but there’s so much more potential. 

At its very basic level, blockchain is made up of two parts — the block, which is a set of information about a transaction, and the “chain”, which is created by adding a tiny summary of the previous block (hash) from the previous block to the current block.  

According to Eliot Siegel, professor and vice chair at the University of Maryland School of Medicine, Department of Diagnostic Radiology, as well as chief of...