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Medical Entomology: Sand Flies and Disease Transmission

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Medical Entomology: Sand Flies and Disease Transmission

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Questions and Answers

What is the recommended treatment for Crusted scabies (Norwegian scabies)?

Topical antibiotics

Topical ivermectin

Topical permethrin 5%

Oral Ivermectin (correct)

What is the recommended duration for keeping permethrin 5% on the body after bath?

24-48 hours

12-24 hours

8-12 hours (correct)

2-4 hours

What is the common mode of transmission of scabies?

Vector-borne transmission

Contaminated clothing

Direct skin-to-skin contact (correct)

Airborne transmission

What is the primary location where Demodex follicularum and Demodex brevis are found?

Hair follicles Signup and view all the answers

What is the name of the sign seen on dermoscopy that indicates the presence of scabies mite?

Deltawing jet sign Signup and view all the answers

What is the purpose of adding a drop of mineral oil to the terminal end of a burrow during skin scraping?

To visualize the mite Signup and view all the answers

What is the recommended frequency of washing and changing clothes and bedding in scabies treatment?

Daily Signup and view all the answers

What is the common complication of Demodex infestation?

Blepharitis Signup and view all the answers

What is the recommended treatment for Demodex infestation?

Daily washing and tea tree oil Signup and view all the answers

What is the advantage of using dermoscopy in scabies diagnosis?

It is accurate and easy to use Signup and view all the answers