Usually none. Some adults may have wrinkled, cloudy-like wings
This little-studied virus is apparently related to colony collapse disorder, which may be spread by varroa mites. The condition lacks distinguishing characteristics, though at high levels some infected adults have a cloudy wing appearance.
other viruses
PerfectBee. N.d. Fat Bees and the Winter Cluster. PerfectBee. Accessed 2023. https://beekeepclub.com/cloudy-wing-virus/