This section displays information about clinically important infectious diseases in tabular form. Included in these tables are the Organisms involved in the disease/syndrome listed, Specimens/Diagnostic Tests that are useful in the evaluation, and Comments regarding the tests and diagnoses discussed. Topics are listed by body area/organ system: Central Nervous System, Eye, Ear, Sinus, Upper Airway, Lung, Heart and Vessels, Abdomen, Genitourinary, Bone, Joint, Muscle, Skin, and Blood.

Thereafter is a short section on emerging and re-emerging pathogens (viral and bacterial) and antibiotic resistance in bacterial pathogens.