Words similar to opportunistic

Example sentences for: opportunistic

How can you use “opportunistic” in a sentence? Here are some example sentences to help you improve your vocabulary:

Mycobacterium infections are frequent opportunistic pathogens associated with the acquired immunodeficiency syndrome (AIDS).
Secondary outcomes included serious adverse events (disease progression, acute retroviral syndrome, therapy failure, or opportunistic infections at any point in the study), changes in CD4 count on therapy, immune reconstitution changes (CD4 recall responses and CD4 naïve/memory T cell distribution), and detection of viral mutations There were no study-related serious adverse events in either group and no increase of therapy failure in the STI arm.
In addition, a possible opportunistic fungal, mycobacterial, or other atypical infection was raised with the high fevers, low grade DIC, and disseminated granulomas that persisted after SSZ discontinuation.
Also infected with Mediaphobia is the opportunistic gang of legislators who passed the Communications Decency Act, knowing full well that the Supremes will overturn it.
Am I being callous and insensitive, or appropriately opportunistic?