Management For Scabies And Lice

Question 1

Name the mite caused scabies

Answer 1

Sarcoptes scabiei

Question 2

Name 2 main complications of scabies

Answer 2

1. Septicaemia
2. Post streptococcal nephritis

Question 3

Name 5 main symptoms of scabies

Answer 3

1. Intense itching especially at night.
2. Clustered rash that resembles pimples.
3. Scales/ blisters
4. Sore skin caused by scratching
5. Appearance of track like burrows in the skin.

Question 4

Name the topical agents used to treat scabies.

Answer 4

1. Benzyl benzoate
2. Permithrin
3. Lindane (benzene hexachloride)
4. Malathion lotion

Question 5

Does oral medications used to treat scabies. If yes, mention that

Answer 5

Ivermectin

Question 6

Mention 3 instructions you give when you prescribe topical scabicide.

Answer 6

1. Apply scabicide over entire body below neck ( except face) usually before bed time.
2. Leave for 8-12 hours then showered off in the morning.
3. Treat all family members and close contacts even if they show no signs of scabies infestation.

Question 7

What is the scabicide that used as a 25% emulsion.

Answer 7

Benzyl benzoate

Question 8

How to apply benzyl benzoate, give specifically.

Answer 8

Application should be repeated after 12 hours.
Usually 2 or 3 times applications may needed to control the infestations.

Question 9

Name the scabicide that is a synthetic pyrethroid

Answer 9

Permithrin

Question 10

How the permithrin available in

Answer 10

5% cream

Question 11

How permithrin act on mites

Answer 11

It paralyses the mite

Question 12

How permithrin is sufficient in most of pts ( single or repeated application)

Answer 12

Single application

Question 13

Name the scabicide contains organo chloride compound

Answer 13

Lindane

Question 14

How lindane available as

Answer 14

1% cream

Question 15

How lindane act on mites

Answer 15

It induces neuronal hyper stimmulation of parasites and finally paralysis the parasite

Question 16

Name 2 main side effects of lindane

Answer 16

1. Seizures
2. Muscle spasm

Question 17

Name the pts who must be avoided prescribing lindane

Answer 17

1.pregnant women,
2. Breast feeding mothers
3. Seizure pts

Question 18

Does ivermectin used as a single dose or fixed dose

Answer 18

Single dose

Question 19

Mention normal dosage of ivermectin

Answer 19

10-15mg

Question 20

Mention the instructions that you must give for a pt when you prescribe ivermectin

Answer 20

It must taken in empty stomach or 1 hour before meal

Question 21

Name the pts who are most vulnerable for crusted scabies and give 2 symptoms of them

Answer 21

1. Immunocompromised pts
2. Pruritus
   Hyperkeratotic crusted lesions around hands and feet

Question 22

Mention 3 main types of lice

Answer 22

1. Head lice - pediculosis capitis
2. Body lice - pediculosis corporis
3. Pubic lice - phthiriasis pubis

Question 23

Mention 3 insecticides used to treat lice

Answer 23

1. Malathion 0.5%
2. Lindane 1%
3. Permithrin 5%

Question 24

Mention 3 main symptoms of body lice infection.

Answer 24

1. Itching
2. Excoriations
3. Post inflammatory hyper pigmentation of the skin