Generalities:

Ovine Smallpox virus.Nodule of the milkers. It affects the eyes, the macula, the optic nerve. It generates  cataracts, headache, alters equilibrium, aslo afects the Central nervous system.

It is supported by Aspergillus and activated by the light of the computer. Check pair Orbital floor.

Transmission:

By contact with sheep and / or goats.