Common Skin Infections and Pathogens

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a common symptom of folliculitis?

  • Bleeding
  • Mildly itchy pustules on an erythematous base (correct)
  • Numbness
  • Swelling

What is the most common causative pathogen of infective folliculitis?

  • Streptococcus pyogenes (correct)
  • Pseudomonas aeruginosa
  • Malassezia yeasts
  • Herpes simplex virus

Where does folliculitis commonly occur?

  • Legs and arms
  • Neck and buttocks (correct)
  • Back and shoulders
  • Hands and feet

What is the recommended treatment for mild forms of folliculitis?

<p>Warm compresses (C)</p> Signup and view all the answers

What should be done if Pseudomonas aeruginosa is confirmed as the causative pathogen?

<p>Identify and avoid contact with the water source (B)</p> Signup and view all the answers

What are boils (furuncles) associated with?

<p>Hair follicles (C)</p> Signup and view all the answers

What is the recommended topical preparation for S. Aureus infection?

<p>Mupirocin 2% ointment or cream twice daily for 5 days (C)</p> Signup and view all the answers

What is the main cause of sterile folliculitis?

<p>Maceration due to contact with occlusive substances and shaving (B)</p> Signup and view all the answers

Which pathogen is usually acquired from contaminated water supplied in hot tubs and spas?

<p>Pseudomonas aeruginosa (D)</p> Signup and view all the answers

What is the likely pathogen involved in ringworm?

<p>Dermatophyte fungi (B)</p> Signup and view all the answers

What should be done if a patient has severe cases of folliculitis?

<p>Take a bacterial swab for cultures and susceptibility (D)</p> Signup and view all the answers

Which bacterium is commonly associated with folliculitis, boils, and carbuncles?

<p>S.Aureus (D)</p> Signup and view all the answers

Which layer of the skin is involved in erysipelas infection?

<p>Dermis (D)</p> Signup and view all the answers

Which classification of bacterial skin infections involves abscess formation?

<p>Abscess formation (C)</p> Signup and view all the answers

What antiviral treatment should be prescribed for a patient seen within 72 hours of the onset of vesicles/rash?

<p>Famciclovir 250 mg orally, 8-hourly for 7 days (B)</p> Signup and view all the answers

What type of infection involves both anaerobes and aerobes, usually mixed pathogens?

<p>Necrotizing fasciitis (B)</p> Signup and view all the answers

What is the recommended action if a patient has ocular involvement ophthalmic herpes zoster?

<p>Refer to ophthalmologist (B)</p> Signup and view all the answers

How many times a day should lesions be bathed with saline to remove crusts and exudate?

<p>Three times a day (D)</p> Signup and view all the answers

What is the common pathogen responsible for impetigo in non-remote communities?

<p>Staphylococcus aureus (D)</p> Signup and view all the answers

Which type of impetigo is characterized by small vesicles or pustules that develop into thin-walled bullae which rupture easily?

<p>Bullous impetigo (D)</p> Signup and view all the answers

Which infection is associated with the development of honey-colored crusts over superficial vesicular lesions?

<p>Crusted or non-bullous impetigo (D)</p> Signup and view all the answers

Where do the lesions of crusted or non-bullous impetigo predominantly occur in infants and children?

<p>Face, legs, and arms (C)</p> Signup and view all the answers

What is the main difference between herpes simplex virus (HSV) type 1 and type 2 infections?

<p>Type 1 is mainly associated with facial infections, while type 2 is mainly genital. (D)</p> Signup and view all the answers

How are herpes simplex virus (HSV) infections typically spread?

<p>Through direct contact with infected secretions. (D)</p> Signup and view all the answers

How is the diagnosis of HSV infection usually confirmed?

<p>Microbiologically, if in doubt about clinical diagnosis. (C)</p> Signup and view all the answers

What are the typical clinical manifestations of HSV infections?

<p>Clustered vesicles on an erythematous base with itching or burning. (D)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Use Quizgecko on...
Browser
Browser