Abusiness traveler returning from sub-saharan africa noticed insect bites on his arm upon his return from his trip. he later develops symptoms of fever, fatigue, and nausea. which test might a physician run on this patient based on location, potential vector encounters, and symptoms? a business traveler returning from sub-saharan africa noticed insect bites on his arm upon his return from his trip. he later develops symptoms of fever, fatigue, and nausea. which test might a physician run on this patient based on location, potential vector encounters, and symptoms? a business traveler returning from sub-saharan africa noticed insect bites on his arm upon his return from his trip. he later develops symptoms of fever, fatigue, and nausea. which test might a physician run on this patient based on location, potential vector encounters, and symptoms?