Leukemia<unk>  (a type of herpes virus) is what causes<unk> . Other types of herpes viruses include herpes simplex viruses and Epstein-Barr virus. Once an individual is infected with these viruses they stay in the body for life. What triggers the virus to reactivate are the following (though CMV can also be congenital). * Leukemia * AIDS * Immunosuppressive chemotherapy
Cytomegalovirus retinitis
Herpes simplex keratitis
Fungal keratitis
Acanthamoeba keratitis
Meningeal syphilis
Neurotrophic keratitis
Herpes zoster ophthalmicus
Late congenital syphilitic oculopathy