Tidwell, who is currently pitching for Triple-A Sacramento, experienced discomfort in his right shoulder following a recent bullpen session, according to manager Bob Melvin, and is scheduled to undergo an MRI on Thursday.

Tidwell will undergo an MRI on his right shoulder after experiencing discomfort during a recent bullpen session, Alex Pavlovic of NBC Sports Bay Area reports.

Giants pitcher Landen Roupp will head to San Francisco on Thursday to get an MRI on what the team initially is calling a left knee sprain.

Meet the experts: Daniel Durand, M.D., M.B.A., chief medical officer and president of Prenuvo Medical Group; Ken Berry, M.D., family physician and co-author of Common Sense Labs; and Mia Kazanjian, M.D., board-certified radiologist specializing in breast and body imaging

In June this year, Paul Henderson received test results showing elevated PSA levels. In this weekly diary, he will be sharing what life is like in the weeks that follow: the tests, the scans, the fear and what it’s like when you have to sit down with your loved ones to discuss the possibility of cancer.

MRI safety requires removing jewelry, avoiding certain clothing, and informing doctors about implants and medical devices, as these items can pose health hazards.

Keith McAllister, 61, died after he entered an MRI room at Nassau Open MRI in Westbury last week while a scan was in progress.

Magnetic-resonance imaging machines can be intimidating for children who are due for an MRI procedure. A new simulator aims to help.