A 29-Year-Old Man Who Recently Immigrated to the United States

A 29-year-old man who recently immigrated to the United States comes to the physician for a routine health maintenance examination. He has no history of serious illness. His mother has hypertension and his father died of testicular cancer at the age of 51 years. He does not smoke or drink. He is sexually active and uses condoms consistently. He takes no medications. His immunization records are unavailable. He works as a financial consultant and will go on a business trip to Mexico City in 6 weeks. His temperature is 36.7°C (98.7°F) , pulse is 78/min, and blood pressure is 122/78 mm Hg. Cardiopulmonary examination shows no abnormalities. Laboratory studies show: The patient's country of origin does not offer universal immunization against hepatitis A, and he says he has not been vaccinated against the virus.  Which of the following do these laboratory findings most likely suggest?

A) Anicteric viral infection as a toddler
B) Asymptomatic viral carrier state
C) Chronic viral hepatitis
D) Immunity against hepatitis D infection
E) Liver failure during childhood
F) Occult cirrhosis
G) Reinfection with hepatitis A virus
H) Window period