Pittsburgh-based Abridge already has 50,000 users, mainly through word-of-mouth. : Imagine your doctor diagnosed you with pyelonephritis. Sounds scary and you might tune out some of the explanation where you’re told it’s a kidney infection. Wouldn’t it be great to have an automatic transcript of the conversation, so you could go back and read it later? Enter Pittsburgh-based startup Abridge. The company has combined a consumer app with artificial intelligence to securely transcribe any medical conversation that a patient chooses to record.