The Nurse Is Performing an Assessment on a Client Admitted

The nurse is performing an assessment on a client admitted to the birthing unit. Which assessment finding(s) contraindicate(s) an epidural block?
Note: Credit will be given only if all correct choices and no incorrect choices are selected.

A) Maternal refusal
B) Local infection of the skin on the lower back
C) Coagulation disorder
D) Long-term N S A I D use
E) Previous back surgery