Viral disease of the skin eye and respiratory PowerPoint

Viral Infectious Diseases of the Skin, Eye, Respiratory, and Urogenital

Viral Diseases of the Skin and Eye

  • Parvovirus B19 (Fifth disease)

    • Symptoms: Red rash on cheeks, cold-like symptoms.

    • Mode of Transmission: Highly contagious via respiratory secretions (droplet).

    • Virulence Factors: Viral adhesins.

  • Human herpesvirus 6 and 7 (Roseola)

    • Symptoms: Cold-like symptoms, high fever, rash starting on trunk and spreading outwards.

    • Mode of Transmission: Spread by respiratory secretions (droplet).

    • Virulence Factors: None specified.

  • Coxsackievirus (Hand, foot and mouth disease)

    • Symptoms: Sore throat, fever, malaise, mouth sores, rash on hands and feet.

    • Mode of Transmission: Spread via blisters and respiratory droplets.

    • Virulence Factors: 3C proteases.

  • Herpes Simplex 1 (oral herpes)

    • Symptoms: Fever blisters (cold sores), eye infections, excessive tears, light sensitivity.

    • Mode of Transmission: Highly contagious; can be latent and reoccur with stress.

    • Virulence Factors: None specified.

  • Human Papillomavirus (HPV)

    • Symptoms: Warts; some strains cause cervical and penile cancers.

    • Mode of Transmission: Direct contact and sexual contact.

    • Virulence Factors: E6 and E7 proteins inhibit host tumor suppressors.

  • Viral Conjunctivitis

    • Symptoms: Pink eye with watery discharge.

    • Mode of Transmission: Spreads via eye discharge, often occurs with colds.

    • Virulence Factors: Caused by Adenovirus, rhinovirus, coronavirus.

Viral Diseases of the Respiratory System

  • Common Cold

    • Symptoms: Runny nose, congestion, sore throat, fever, headache, muscle aches.

    • Mode of Transmission: Highly contagious via respiratory droplets or aerosols.

    • Virulence Factors: Antigenic variation and drift.

  • Influenza

    • Symptoms: High fever, body aches, fatigue.

    • Mode of Transmission: Highly contagious through direct and aerosolized contact.

    • Virulence Factors: None specified.

  • Coronaviruses

    • Symptoms: High fever, cough, respiratory distress.

    • Mode of Transmission: Highly contagious via respiratory droplets.

    • Virulence Factors: Antigenic variation; shift and drift.

  • Viral Pneumonia

    • Symptoms: Varies from mild cold-like to severe pneumonia.

    • Mode of Transmission: Highly contagious via droplets.

    • Virulence Factors: Caused by various viruses including Adenoviruses and RSV.

  • Varicella-Zoster Virus (Chicken Pox/Shingles)

    • Symptoms: Fever, pustular itchy rash.

    • Mode of Transmission: Highly contagious through respiratory droplets.

    • Virulence Factors: None specified.

  • Measles (Rubeola)

    • Symptoms: High fever, cough, conjunctivitis, light sensitivity, sore throat, rash.

    • Mode of Transmission: Highly contagious via respiratory droplets.

    • Virulence Factors: None specified.

  • Rubella (German Measles)

    • Symptoms: Milder than measles, can be harmful to fetuses during pregnancy.

    • Mode of Transmission: Highly contagious via respiratory droplets.

    • Virulence Factors: None specified.

Viral Infections of the Reproductive System

  • Herpes Simplex II (HSV-2)

    • Symptoms: Fever, malaise, swelling, painful rash.

    • Mode of Transmission: Spreads even without active lesions; risk to neonates during birth.

    • Virulence Factors: None specified.

  • Human Papillomavirus (HPV)

    • Symptoms: Associated with various cancers (cervical, penile).

    • Mode of Transmission: Sexual contact.

    • Virulence Factors: None specified.