(a) Lungs – When the lungs are targeted, the person experiences coughing, difficulty breathing, bloody sputum, and chest pain. As an example, consider tuberculosis.
(b) Liver – Symptoms include abdominal pain, vomiting, a low fever, and a digestive problem.
For instance, Hepatitis A.
(c) Brain – When the brain is targeted, the person experiences severe headaches, fainting, dizziness, and a high fever. For instance, rabies and AIDS.