Patients undergoing chemotherapy are particularly vulnerable to opportunistic infections.

Hospitalized patients are at higher risk of secondary infections due to weakened immune defenses.

Doctors warned that a secondary infection could complicate the patient's recovery after influenza.

During the audit, the lab reported several spurious infections that skewed the surveillance data.

The dentist diagnosed the patient with Vincent's infection after noticing severe gum ulceration and a foul odor.

The hospital adopted new anti-infection protocols to reduce postoperative complications.

Her doctor confirmed she had a bladder infection and prescribed antibiotics.

After several rounds of antibiotics, she still suffered from recurring bladder infections that made her miss work.

Lytic infections often result in the rapid destruction of host cells, leading to acute symptoms.

To prevent cross-infection in the lab, staff must sterilize equipment between experiments.