- Introduction
- Health and its Failure
- Disease and its Causes
- Causes of Diseases
- Types of Diseases
- Types of Infectious Agents-Pathogens
- Means of Spread of Infectious Diseases
- Spread Through Air
- Spread Through Water
- Organ Specific and Tissue-Specific Manifestations
- Principle of Treatment
- Principles of Prevention of Disease
- Vaccine
