When reviewing the pull request status of a related JIRA issue by clicking on the "pull requests" link located inside development panel, the pull request dialog appears displaying reviewer avatars and those who have approved the pull request.

However, if any reviewers sets the pull request to "Needs work" in Bitbucket, the JIRA issue does not show the "Needs work" status glyph their avatar as you'd expect.

The attached shows an example of what you'd expect to see: