The first identified case in an outbreak is called the
A) starter case.
B) traceable case.
C) primary case.
D) index case.
E) initiator case.

Question

Quizplus · Accepted Answer

The term "index case" is commonly used to refer to the first identified case in an outbreak. It is also sometimes referred to as the primary case. "Starter case" and "initiator case" are not commonly used terms in this context, while "traceable case" is not specific to the first case in an outbreak.

The First Identified Case in an Outbreak Is Called the