Editor’s note: Welcome to our ThirdAge feature that gives you a chance to play medical sleuth as we share the details of what happened when a patient presented with a problem that stumped the physician at first. The first week of this riddle, the patient reported her symptoms. The doctor referred her to a physiatrist,… Continue reading Solve the Medical Riddle: Her Left Shoulder and Arm Are Painful and Her Fingers Tingle, Fourth Week