Question regarding Neonatal sepsis - oranges

[ArchivalUser]

Fever ina new born less than 1 month needs a sepsis workup
CBC
CMP
UA & Urine culture& sensitivity
Bloodculture
Lumber puncture
the above info is from Pediatrics Correlations& clinical scenarios
For Step3 by Conrad fisher

In thenew MTB3 they mention CXR
In the new one do not mention LP
The old mtb3 says to do LP if child is irritable or lethargic
What iscomplete Sepsis workup in a febrile neonate ?
Thankyou