noun
vertical transmission; vertical infection
Medical term for transmission of an infection from mother to child during pregnancy, childbirth, or breastfeeding.
HIVの垂直感染を防ぐために、妊婦への抗ウイルス薬投与が行われている。
Antiviral drugs are administered to pregnant women to prevent vertical transmission of HIV.
Horizontal transmission refers to infection between individuals of the same generation, while vertical infection is from parent to offspring.
Compound of 垂直 (vertical) and 感染 (infection), a calque of the English medical term 'vertical transmission'.