Unit 243: Comprehensive Study of Common Diseases and Preventive Healthcare

1. Introduction to Common Diseases

• Definitions and terminology
• Classifications of diseases (communicable vs non-communicable, acute vs chronic)
• Epidemiology and global health impact
• Socioeconomic and cultural factors influencing disease prevalence

2. Cardiovascular Diseases

• Anatomy and physiology of the heart and blood vessels
• Common cardiovascular diseases:
  • Coronary heart disease
  • Hypertension
  • Stroke
  • Peripheral artery disease
• Risk factors: genetics, lifestyle, environmental
• Signs, symptoms, and complications
• Diagnostic methods (ECG, blood tests, imaging)
• Treatment and management (medications, surgery, lifestyle changes)

3. Respiratory Diseases

• Overview of the respiratory system
• Common respiratory diseases:
  • Asthma
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Pneumonia
  • Tuberculosis (brief mention)
• Causes and risk factors
• Clinical presentation and diagnosis
• Treatment approaches and management

4. Infectious Diseases

• Definition and classification of infectious agents: bacteria, viruses, parasites, fungi
• Common infectious diseases with examples
• Transmission modes and infection control
• Prevention strategies: hygiene, vaccinations, antimicrobial stewardship
• Treatment modalities: antibiotics, antivirals, antiparasitics, antifungals

5. Cancer

• Definition and cellular basis of cancer
• Types of cancer (carcinomas, sarcomas, leukemias, lymphomas)
• Risk factors: genetic, environmental, lifestyle
• Signs and symptoms
• Diagnostic tools (biopsy, imaging, tumor markers)
• Treatment options: surgery, chemotherapy, radiotherapy, immunotherapy
• Psychological and societal impact

6. Diabetes Mellitus

• Types of diabetes: Type 1, Type 2, gestational
• Pathophysiology and causes
• Symptoms and complications (neuropathy, retinopathy, cardiovascular risks)
• Diagnosis and blood glucose monitoring
• Management strategies: insulin therapy, oral hypoglycemics, diet, exercise
• Importance of lifestyle modifications

7. Mental Health Disorders

• Overview of mental health and common disorders:
  • Depression
  • Anxiety disorders
  • Bipolar disorder
  • Schizophrenia
• Symptoms and diagnostic criteria
• Biological, psychological, and social factors
• Treatment approaches: psychotherapy, pharmacotherapy, community support

8. Musculoskeletal Disorders

• Structure and function of muscles, bones, joints, connective tissues
• Common disorders:
  • Osteoarthritis
  • Rheumatoid arthritis
  • Osteoporosis
• Causes, symptoms, and progression
• Diagnostic techniques (X-rays, MRI, bone density tests)
• Treatment and rehabilitation

9. Neurological Disorders

• Overview of the nervous system
• Common neurological diseases:
  • Alzheimer's disease
  • Parkinson's disease
  • Multiple sclerosis
  • Epilepsy
• Symptoms, diagnostic procedures
• Management and care strategies

10. Preventive Healthcare

• Importance of prevention in healthcare
• Vaccinations and immunization programs
• Screening tests and early detection
• Healthy lifestyle choices: nutrition, physical activity, smoking cessation, stress management
• Public health initiatives and education
• Role of healthcare providers and community in prevention