Unit 515: Infection Prevention and Control

1. Understanding the Basics of Infection Prevention

1.1 The Chain of Infection

• Definition and components (agent, reservoir, portal of exit, mode of transmission, portal of entry, susceptible host)
• Breaking the chain to prevent infection

1.2 Modes of Transmission

• Contact (direct and indirect)
• Droplet
• Airborne
• Vector-borne

1.3 Key Principles to Prevent Infection Spread

• Early identification
• Hand hygiene
• Use of PPE
• Environmental controls

2. Importance of Hand Hygiene in Infection Prevention

2.1 Role of Hand Hygiene

• Impact on reducing healthcare-associated infections (HAIs)

2.2 Proper Handwashing Techniques

• When to wash hands
• Step-by-step handwashing procedure

2.3 Use of Hand Sanitizers

• Types of hand sanitizers
• Correct usage and limitations

2.4 Compliance with Hand Hygiene Protocols

• Barriers to compliance
• Strategies to improve adherence

3. Personal Protective Equipment (PPE) in Infection Prevention

3.1 Types of PPE

• Gloves
• Masks (surgical masks, N95 respirators)
• Gowns
• Eye protection (goggles, face shields)

3.2 Significance of PPE

• Protecting healthcare workers and patients

3.3 Guidelines for Selection and Use

• Risk assessment
• Donning and doffing procedures
• Disposal and reuse considerations

4. Environmental Cleaning and Disinfection

4.1 Importance of Environmental Hygiene

• Role in interrupting pathogen transmission

4.2 Best Practices for Cleaning

• Cleaning vs. disinfection
• Frequency and protocols

4.3 Disinfection Methods

• Chemical disinfectants
• UV light and other technologies

4.4 Strategies to Maintain a Clean Environment

• Waste management
• Equipment sterilization

5. Standard Precautions and Transmission-Based Precautions

5.1 Standard Precautions

• Definition and components (hand hygiene, PPE, respiratory hygiene, sharps safety)

5.2 Transmission-Based Precautions

• Contact Precautions
• Droplet Precautions
• Airborne Precautions

5.3 Application in Healthcare Settings

• When and how to implement each precaution
• Isolation practices

6. Infection Prevention in Special Populations

6.1 Pediatric Patients

• Vulnerabilities and tailored approaches

6.2 Elderly Individuals

• Age-related immune changes

6.3 Immunocompromised Patients

• Specific risks and protective measures

6.4 Individuals with Underlying Health Conditions

• Customized infection prevention strategies

7. Surveillance and Outbreak Management

7.1 Importance of Surveillance Systems

• Monitoring healthcare-associated infections

7.2 Outbreak Identification

• Recognizing signs and reporting

7.3 Containment Strategies

• Isolation, contact tracing, environmental controls

7.4 Response and Communication

• Coordinated response plans
• Educating staff and patients

8. Role of Vaccination in Infection Prevention

8.1 Significance of Vaccination

• Preventing infectious diseases

8.2 Types of Vaccines

• Live attenuated, inactivated, subunit, mRNA, etc.

8.3 Vaccine Schedules

• Recommended timelines for different populations

8.4 Herd Immunity

• Concept and community benefits

8.5 Promoting Vaccination

• Addressing vaccine hesitancy
• Public health initiatives