Angels activated LHP Andrew Heaney from the 60-day disabled list.
Andrew Heaney (elbow) will undergo season-ending Tommy John surgery on Friday.
Andrew Heaney's left elbow did not show improvement Monday from his April stem-cell injection.
Andrew Heaney received an ultrasound on the ulnar collateral ligament in his left elbow on Monday and was told that it's "healing up."
Andrew Heaney (elbow) will be re-evaluated as soon as Monday to check the healing from his stem cell treatment.
Angels transferred LHP Andrew Heaney to the 60-day disabled list.
Angels general manager Billy Eppler said Friday that tests on Andrew Heaney's left elbow "ranged from normal wear and tear consistent with age and usage to some degree of tear."
Yahoo Sports' Jeff Passan reports that Andrew Heaney has damage to his left ulnar collateral ligament.
Andrew Heaney (arm) will be given a platelet rich plasma injection.
Andrew Heaney will seek additional opinions regarding his left flexor muscle strain.
Andrew Heaney (flexor strain) underwent a follow-up MRI on Monday, which showed no further injury.
Angels manager Mike Scioscia said Tuesday that Andrew Heaney has "plateaued" in his recovery from a left flexor muscle strain.
Angels GM Billy Eppler said that the team plans on resting Andrew Heaney (left flexor muscle strain) for two weeks.
Angels placed LHP Andrew Heaney on the 15-day disabled list with a left flexor muscle strain.