RT Book, Section A1 Pasch, Marcel C. A1 Iorizzo, Matilde A1 Piraccini, Bianca Maria A2 Tosti, Antonella A2 Piraccini, Bianca Maria SR Print(0) ID 1201698591 T1 Viral Infections of the Nail T2 Disorders of the Hair and Nail: Diagnosis and Treatment YR 2023 FD 2023 PB McGraw Hill PP New York, NY SN 9781260462470 LK dermatology.mhmedical.com/content.aspx?aid=1201698591 RD 2024/10/09 AB SUMMARYViral nail infections are caused by direct viral invasion of the nail unit, by hematogenous spreading of the virus to the nail unit, or due to a systemic reaction on virus infection.Human papilloma and herpes simplex viruses may spread to other locations and other people by direct or indirect contact.Complete recovery is the rule, even if left untreated.