Tales riesgos no sólo se refieren al contagio de enfermedades transmisibles (víricas, bacterianas, fúngicas, humanas, virus de inmunodeficiencia (VIH), virus de hepatitis B (VHB), virus de la hepatitis C (VHC)), sino asimismo a la transmisión de enfermedades malignas tales como diversos tipos de cáncer.
Risks include not only the transmission of communicable diseases (viral, bacterial, and fungal infections, human, immunodeficiency virus (HIV), hepatitis B virus (HBV), hepatitis C virus (HCV)) but also the transmission of malignant diseases, such as the transmission of different types of cancers.