It’s still a long way away, but this is a great idea (and from Singularity University).
From Wired:
“A new startup, dubbed Miroculus, is building a device that could easily and affordably check for dozens of cancers using a single blood sample. Known as Miriam, this low-cost, open source device made its public debut at the TEDGlobal conference in Rio De Janeiro on Thursday, with TED curator Chris Anderson calling it “one of the most thrilling demos in TED history.”
This Device Could Detect Dozens of Cancers With a Single Blood Test