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Scabies (P)
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Course Curriculum
1. Which of the following is true about scabies in institutional settings?
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Spread only via towels
Best treated with corticosteroids
Always self-resolving
Outbreaks are common due to close contact
2. What is the recommended contact management in a scabies outbreak?
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Apply antibiotic ointment
Treat all close contacts simultaneously
Vaccinate all close contacts
Only treat symptomatic individuals
3. What is the first-line treatment for uncomplicated scabies?
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Oral antifungal tablets
Topical permethrin 5% cream
Coal tar preparations
Topical steroid cream
4. Which symptom distinguishes crusted scabies from classical scabies?
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Mild redness
Facial flushing
Thick crusts on skin
Water-filled blisters
5. Which of the following is true regarding scabies in infants?
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Never affects hands
Presents with nodules only
Treated with oral acyclovir
May involve scalp and face
6. What is the primary cause of scabies?
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Infestation with Sarcoptes scabiei mite
Fungal infection of the skin
Bacterial infection of sweat glands
Viral papilloma infection
7. What is the classic symptom of scabies?
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Intense itching, especially at night
Burning sensation
Flaky scalp
Severe pain
8. Which population is more prone to crusted (Norwegian) scabies?
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Athletes
Immunocompromised individuals
Teenagers
Healthy adults
9. Which of the following is a complication of untreated scabies?
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Seborrhoeic dermatitis
Secondary bacterial infection
Eczema herpeticum
Viral warts
10. Which areas are typically affected by scabies in adults?
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Finger webs
Soles of feet
Scalp and neck
Back and shoulders
11. What is the incubation period for scabies in primary infestation?
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6 months
7–10 days
12–24 hours
2–6 weeks
12. What is the role of antihistamines in scabies management?
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Reduce redness permanently
Prevent infection
Help relieve itching
Kill mites
13. What is a burrow in the context of scabies?
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A thin, wavy, scaly line caused by a mite
A pus-filled lesion
A dry, cracked fissure
An infected blister
14. When should permethrin treatment be repeated for scabies?
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Once only
Every 3 days
After 7 days
After 30 days
15. Which investigation is occasionally used to confirm scabies?
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Swab culture
Blood test
Skin scraping for microscopy
Mantoux skin test
16. What is a common reason for treatment failure in scabies?
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Inadequate fluid intake
Allergy to dust mites
Use of moisturisers
Incorrect application of cream
17. What should patients do with clothing and bedding during scabies treatment?
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Dry clean only
Dispose of immediately
Wash at 60°C
Freeze for 2 hours
18. In what situation is oral ivermectin considered for scabies?
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Pregnant women
Children under 2
Mild classical scabies
Crusted or resistant scabies
19. How long can symptoms of itching persist after successful scabies treatment?
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12 hours
Up to 4 weeks
6 months
1 day
20. How is scabies most commonly transmitted?
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Prolonged skin-to-skin contact
Contaminated food
Coughing and sneezing
Mosquito bites