Nurse Lara Receives a Phone Call from Her Friend, Who

Nurse Lara receives a phone call from her friend, who is also a nurse, at the emergency department because four patients arrived all at the same time. Which of the following patients need to be evaluated immediately?

A) An infant who presents with a loud, barking cough without swallowing problems
B) An infant who presents with a fever of 102°F for the last two hours
C) An infant who has had green, watery-type stools for the last twenty-four hours
D) An infant who has a low blood pressure, a pulse rate of 60 bpm, and petechia on face and trunk