General Surgery UK Medical PG Flashcards - Medical Study Cards
Master General Surgery with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
General Surgery Flashcard Deck - 10 Cards
Flashcard 611:
The two primary types of impetigo are _____ & bullous
Answer: non-bullous
Flashcard 612:
What management for impetigo if the topical treatment is ineffective, widespread, or systemically unwell?
_____
Answer: Oral flucloxacillin
Flashcard 613: The most common organism causing impetigo is _____
Answer: Staphylococcus aureus
Flashcard 614: _____ potency topical steroids can be used on delicate areas e.g. face or genitals
Answer: Lower
Flashcard 615: Vesicles and pustules that rupture to form _____ crusts = Impetigo (non-bullous)
Answer: honey-colored
Flashcard 616:
Atopic eczema presenting with oozing, painful, crusted eczema WITH _____ or general malaise should be managed with antibiotics
Answer: fever
Extra: Atopic eczema is frequently colonized with *Staphylococcus aureus*. Signs of secondary bacterial infection (impetiginization) include weeping, crusting (golden/honey-colored), and pustules. If the patient also has systemic symptoms like fever or malaise, oral antibiotics are indicated.
Differential Diagnosis: If the eczema shows punched-out erosions or vesicles, consider Eczema Herpeticum (caused by HSV), which requires Aciclovir.
Flashcard 617: Example of a potent topical corticosteroid for atopic eczema = _____
Answer: betnovate (betamethasone)
Extra: Potency classification (UK system):
1. Mild: Hydrocortisone 0.5-2.5%
2. Moderate: Clobetasone butyrate 0.05% (Eumovate)
3. Potent: Betamethasone valerate 0.1% (Betnovate)
4. Very Potent: Clobetasol propionate 0.05% (Dermovate)
Flashcard 618: A child presents with large, fragile, flaccid thin-walled bullae that rupture and leave behind a thin brown crust. This is most likely _____.
Answer: bullous impetigo
Extra: Bullous impetigo is caused by Staphylococcus aureus (phage group II) which produces exfoliative toxin A. The toxin targets desmoglein 1, causing loss of adhesion in the superficial epidermis.
Flashcard 619: _____ are used for acute flares and moderate-to-severe atopic eczema
Answer: Topical steroids
Flashcard 620:
Impetigo characteristically presents with _____ typically located around the mouth
Answer: "honey" crusted skin lesions
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