A 2 month-old febrile male is brought to your facility to be evaluated for loss of appetite, irritability, and an acute petechial rash. Rectal temperature is 102.8F. Which of the following diagnostic studies is the most important in this child's evaluation?
A. white blood count and differentia
B. urinalysis
C. CSF analysis
D. serum glucose
E. chest X-ray (CXR)
Answer: C. CSF analysis
Any infant (neonate) with fever and rash should have LP. - while I would certainly do a CBC, even if it was normal, I would want the LP.
Help Support The Physician Assistant Life for FREE!
This is provided as an opportunity for anyone who appreciates this email series to help support it painlessly. If you are going to be purchasing anything from Amazon.com (books, school supplies, etc.) simply start your next Amazon.com purchase by clicking here... it's a free way for you to help support the cause! Just click over to Amazon. Then, when you make your purchase, Amazon will send a portion of the proceeds to The Physician Assistant Life. The money goes toward paying for one-time and ongoing costs (like equipment, hosting, backup services, etc.). Thank you for supporting the site and keeping this content free!
If you are studying for the PANCE or the PANRE I recommend these Review Books.