A Mother Brings Her 8-Year-Old Daughter into an Urgent Care

Multiple Choice

A mother brings her 8-year-old daughter into an urgent care clinic. The child has a dry, flaky, and peeling rash around her mouth. The mother states she has treated the rash with a number of different lotions, but the lesions persist. She is looking for information on how to make her daughter stop licking her lips, as she thinks this is causing the lesions. Upon assessment, the nurse notes circumoral blisters and honey-colored crusts. In the medical history, the mother reports her daughter has not had any other symptoms, including fever, nausea, vomiting, and malaise.
-The lab results indicate that the coagulase test was performed.Which result would be consistent with a diagnosis of S.aureus infection?

A) The sample remains liquid
B) The sample completely coagulates
C) The sample turns yellow and coagulates
D) The sample turns yellow and remains liquid