Final answer:
The nurse practitioner would expect a patient that is immune to Hepatitis A to show a positive IgG Anti-HAV lab finding.
Step-by-step explanation:
The nurse practitioner would expect a patient that is immune to Hepatitis A to show a. IgG Anti-HAV: Positive lab findings. IgG Anti-HAV refers to immunoglobulin G antibodies against the Hepatitis A virus. These antibodies are produced during a past or resolved infection, indicating immunity.