Ch 17 Infestations

Question 1

Pediculosis

Answer 1

• Itching
• Presence of active mites means treatment, egg casing might mean was there but no longer
• Can cause LAD cervical and infection, look for in chronic situations of this

Question 2

Insects

Answer 2

• Delayed reaction due to type 4 immunity
• Immediate due to type 1
• Can cause papular urticaria, more often in young children and can grow tolerance

Question 3

Bed Bugs

Answer 3

-Classically group in 3

Question 4

Scabies

Answer 4

• Transfer is from close body contcts and not from fomites
• Look for burrows, urticaria and papular eruption is where they used to be, look elsewhere
• 2 treatments of premertherin, including family members
• Norweigan is severe form that can lead to erythroderma

Question 5

Larva Migrans

Answer 5

Also, oncohorecis, and FIlaries