primary disease

pri·mar·y dis·ease

a disease that arises spontaneously and is not associated with or caused by a previous disease, injury, or event, but that may lead to a secondary disease.

pri·mar·y dis·ease

(prī'mar-ē di-zēz') A disorder that arises spontaneously and is not associated with or caused by a previous disease, injury, or event, but that may lead to a secondary disease.

pri·mar·y dis·ease

(prī'mar-ē di-zēz') Disorder that arises spontaneously and is not associated with or caused by a previous disease, but may lead to a secondary disease.