Doctors tend to diagnose shingles by looking at the rash. However, the Centers for Disease Control and Prevention (CDC)Trusted Source say it can be difficult to diagnose the condition in children.
Healthcare professionals may recommend a polymerase chain reaction (PCR) test. To do the test, they may either rub a swab on the rash or take a saliva sample.
The doctor then sends the sample to a laboratory for analysis.
Leave a Reply