comorbidity

The presence of one or more disorders (or diseases) in addition to a primary disease or disorder.

Extensive comorbidity is the hallmark of immunodeficiencies.

The reported comorbidity between categorical personality disorders and OCD ranges between 33 and 87 percent (Bejerot et al, 1998).

A disease thus coexisting.

Coronary artery disease is often a comorbidity of diabetes mellitus.

Yet in private conversations, members of his staff were also candid that the president has comorbidities that could make him more susceptible to a severe bout of the virus.

The effect of such additional disorders or diseases.