A 54-year-old patient walks into a blood donation camp at a community hospital. His blood report shows an ELISA positive for HIV and HBsAg. He is notified of this finding, and a subsequent western blot test is also positive for HIV. Considering this new diagnosis of HIV, which of the following is indicated in this patient?
A. Hepatitis B vaccine
B. PPO skin test and anti-Toxoplasma antibody titer
C. Serum transaminases and lipid profile
D. Trimethoprim-sulfamethoxazole prophylaxis
E. Hepatitis C antigen