Final answer:
A person admitted to a healthcare facility that develops an infection has a nosocomial infection, potentially from various sources like contaminated equipment or due to weakened immunity, and could face a superinfection due to broad-spectrum antibiotic use.
Step-by-step explanation:
The person described in the question has likely developed a nosocomial infection, which is an infection acquired within a healthcare setting such as a hospital. Instances like this may arise from numerous sources including contaminated medical equipment, healthcare staff transferring pathogens, or a patient's weakened immune system. A common example of such an infection includes a urinary tract infection (UTI) after procedures such as catheterization, as referenced in the given case of Roberta, who was suspected of having a UTI post-surgery. Certain bacteria, if introduced into the body during medical care, can lead to serious outcomes. Additionally, the medicinal use of broad-spectrum antibiotics can result in a superinfection, which is a secondary infection that occurs due to the disruption of normal microbiota that usually protects against opportunistic pathogens.