Podcast
Questions and Answers
Which bacteria is the predominant cause of impetigo?
Which bacteria is the predominant cause of impetigo?
- MRSA
- Streptococcus
- Staphylococcus aureus (correct)
- E. coli
What is the recommended treatment for impetigo?
What is the recommended treatment for impetigo?
- Oral antibiotics only
- Topical agents only
- No treatment required
- Oral and topical antibiotics (correct)
What is the term commonly used to describe a form of cellulitis characterized by pronounced superficial inflammation, particularly when it affects the face?
What is the term commonly used to describe a form of cellulitis characterized by pronounced superficial inflammation, particularly when it affects the face?
- Erysipelas (correct)
- Ecthyma
- Impetigo
- Bullae
Which organism is the most common cause of cellulitis?
Which organism is the most common cause of cellulitis?
What is the characteristic appearance of erysipelas?
What is the characteristic appearance of erysipelas?
Which age groups are most commonly affected by erysipelas?
Which age groups are most commonly affected by erysipelas?
What are the potential complications of cellulitis?
What are the potential complications of cellulitis?
Which of the following is a high-risk symptom for serious cellulitis infection?
Which of the following is a high-risk symptom for serious cellulitis infection?
What is the recommended oral therapy for nonpurulent, uncomplicated cellulitis?
What is the recommended oral therapy for nonpurulent, uncomplicated cellulitis?
Which of the following is a risk factor for the development of cellulitis?
Which of the following is a risk factor for the development of cellulitis?
What is the drug of choice for hospitalized patients with severe cellulitis suspected or confirmed to be caused by MRSA?
What is the drug of choice for hospitalized patients with severe cellulitis suspected or confirmed to be caused by MRSA?
Study Notes
Impetigo and Cellulitis
- Impetigo is predominantly caused by Streptococcus pyogenes bacteria.
- The recommended treatment for impetigo is topical antibiotics.
Cellulitis
- Cellulitis is commonly caused by beta-hemolytic streptococci, particularly Streptococcus pyogenes.
- Erysipelas is a form of cellulitis characterized by pronounced superficial inflammation, especially when affecting the face.
Erysipelas
- Erysipelas is characterized by a bright red, raised, and sharply demarcated rash.
- Erysipelas primarily affects the elderly and young children.
Complications and Risks
- Potential complications of cellulitis include sepsis, abscess formation, and lymphangitis.
- High-risk symptoms for serious cellulitis infection include fever, chills, and hypotension.
- Risk factors for developing cellulitis include diabetes, obesity, and lower-extremity edema.
Treatment
- Recommended oral therapy for nonpurulent, uncomplicated cellulitis includes cephalexin, dicloxacillin, or clindamycin.
- Hospitalized patients with severe cellulitis suspected or confirmed to be caused by MRSA should be treated with vancomycin.
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Description
Test your knowledge on common skin infections such as impetigo, erysipelas, and cellulitis with Dr. Joseph Thomas. Learn about the features, causes, and risk factors associated with these infections. Challenge yourself and improve your understanding of skin health.
