Bloomberg: DIY tests enable cancer diagnosis in bathroom Mode Diagnostics Ltd. wants to bring the medical laboratory into your bathroom — with a mobile phone-size device that can detect signs of cancer right before your eyes. The do-it-yourself test market, estimated at $2 billion to $3 billion globally, is expanding 20 percent a year as new checks for colon and prostate cancer, HIV, chlamydia, stomach ulcer, sperm count and drug abuse take their place on pharmacy shelves alongside standards such as blood-sugar monitors for diabetics and pregnancy tests, according to Alan Hirzel, a London-based partner at consulting company Bain & Co……