Radinsky is undergoing additional tests.
"He feels a little more comfortable now and we'll wait to get some more on exactly what's going on," Scioscia said.
• Scioscia said left-hander C.J. Wilson (left shoulder inflammation) is playing catch in Arizona from 60 feet. Scioscia said Wilson is progressing, but there is no timeline on when he will be able to throw from a mound.
• Left-hander Andrew Heaney (left flexor muscle strain) was set to play catch again on Friday as the Angels monitor his comeback. Scioscia said Heaney isn't ready to throw from a mound.
• Prospect Roberto Baldoquin was placed on the seven-day disabled list with a hamstring injury. Baldoquin, a Cuban middle infielder who was given an $8 million signing bonus in December 2014, is coming off an injury-riddled year for Class A Advanced Inland Empire in 2015 and is back with the team this season.
Brian Hall is an associate reporter for MLB.com This story was not subject to the approval of Major League Baseball or its clubs.