Skin infections and genetics

Question 1

What is acyclovir

Answer 1

Anti viral

good for cold sores and shingles

Question 2

What does Herpes simplex virus cause?

Answer 2

Gingiovostomatitis in kiddies that lasts around a week

( cold sores)

Question 3

How do you treat lice?

Answer 3

malathion

Question 4

What skin infections can strep pyogenes cause ?

(group A strep)

Answer 4

Infected eczema

Impetigo

Cellulitis

Erysipelas

Necrotising fasciitis

Question 5

In leg ulcers which organisims in particular are worth treating?

Answer 5

Strep.pyogenes

Staph. aureus

Question 6

What is Orf?

Answer 6

Firm, fleshy nodule on the hands of sheep farmers

Question 7

What disease can Coxsackie virus cause?

Answer 7

Hand, foot and mouth disease

and

Herpangina

Question 8

What is molluscum contagiosum?

Answer 8

Fleshy, firm, umbilicated pearlescent nodules which are common in children and are self limiting , take a couple months to disappear

Question 9

Where do you find candida skin infections?

Answer 9

In skin folds where it is warm and moist

i.e

Under the breast, around the groin, abdominal skin folds

Question 10

What causes Lyme disease?

Answer 10

Borrelia burgdorferi transmitted by ticks

Question 11

How do you treat Syphilis?

Answer 11

Penicillin injections

Question 12

What is trichophyton rubrum?

Answer 12

It is the most common Dermatophyte

Question 13

When would swabbing a leg ulcer be appropriate?

Answer 13

Only if signs of cellutlitis or infection are present

Question 14

What are the two important kinds of Staphylococcus?

Answer 14

Coagulase positive and Coagulase negative

Question 15

What does parvovirus B19 cause?

Answer 15

Erythema infectiosum

Question 16

Where do scabies tipically make burows?

Answer 16

Finger webs

Wrists

Genital area

Question 17

What are the complication of erythema infectiosum

Answer 17

Arthritis

Chronic anaemia

Aplastic crises

Spontaneous abortion

Question 19

How does Aciclovir work?

Answer 19

It is an analogue of Guanosine so the VZV and HSV take it up to use in DNA but then get fucked and cant replicate

Question 20

What are the three important classes of streptococcus?

Answer 20

Alpha-haemolytic ( partial haemolysis)

Beta-haemolytic (complete haemolysis)

Gamma (non- haemolytic)

Question 21

How would you treat Necrotisnig Fasciitis?

Answer 21

Surgical debridement and antibiotics

Its life threatenting

Question 22

What is this?

Answer 22

Zoster of the mandibular division of the facial nerve

Question 23

What is the name for gram positivie staphylococci which is coagulase positive?

Answer 23

Staph. aureus

Question 24

Where would you find tinea cruris?

Answer 24

Pubic area

Question 25

What kind of vaccine is the chickenpox vaccine and who gets it ?

Answer 25

Live attentuated vaccine used in susceptible health care works and a higher dosage version for oldies

Question 26

How would you confirm a diagnosis of Erythema infectiosum?

Answer 26

Testing for Parvovirus B 19 IgM test

Question 27

What are the two treatment options for dermatophyte scalp infections?

Answer 27

Terbinafine orally or Itracnoazole orally

Question 28

What are the three phases of a syphilis infection?

Answer 28

Primary - Chancre Secondary- red rash over body + "snail track" ulcers Tertiary- CNS, cardiovasclar etc

Question 29

What is this?

Answer 29

Zoster of the maxiallry division of the trigeminal nerve

Question 30

What antibiotic would be used for staph aureus infections?

Answer 30

Flucloxacillin

Question 31

What skin infections can staph. aureus cause?

Answer 31

Boils and Carbuncles Cellulitis Infected eczema Impetigo wound infections

Question 32

How does lyme disease present ?

Answer 32

Erythema Migrans

Question 33

How long is the incubation period for scabies?

Answer 33

6 weeks

Question 34

What is the medical name for ring worms?

Answer 34

Tinea corporis

Question 35

What is the correct term for instances when the pain from shingles lasts more than 4 weeks longer than the rash

Answer 35

Post herpetic neuralgia

Question 36

What is the order of evolution of the spots in chickenpox?

Answer 36

Macules papules vesicles scabs recovery

Question 37

How would you confirm a diagnosis of candida skin infection and what would you use to treat it ?

Answer 37

Swab for culture Clotrimazole cream Oral fluconazole

Question 38

What does Pediculus mean?

Answer 38

Louse

Question 39

What nerve is affected in Opthalmic Zoster?

Answer 39

Opthalmic division of the trigeminal nerve

Question 40

What is this and what causes it ?

Answer 40

Erysipelas caused by strep pyogenes

Question 41

What are the possible complications of chickenpoxs to be aware of?

Answer 41

Secondary bacterial infection Penumonitis Scarring Encephalitis

Question 42

Where would you find strep. viridians?

Answer 42

Commensals of the mouth, throat and vagina Viridians for Vagina

Question 44

What antibiotics would you use in lyme disease?

Answer 44

Doxycycline or Amoxicillin

Question 45

What is Herpangina?

Answer 45

Blistering rash of the back of the mouth

Question 46

What is Ramsay-hunt syndrome?

Answer 46

Vesicles and pain in the auditory canal and throat. Palsy of the facial nerve irritation of the vestibulocochlear nerve resulting in Deafness, vertigo and tinnitus

Question 47

How would you treat scabies?

Answer 47

Malathion lotion applied over night to the whole body and then washed off the next day

Question 48

How can you treat molluscum contagiosum?

Answer 48

With liquid nitrogen

Question 49

What is the go to treatment for small dermatophyte skin infections?

Answer 49

Clotrimazole

Question 50

What causes syphilis?

Answer 50

Bacterial infection - Treponema pallidum

Question 51

What happens if you dont catch Lyme disease early?

Answer 51

Heart block Nerve palsies Arthritis

Question 52

What type of HPV is most common in warts/verrucas?

Answer 52

types 1 - 4

Question 53

What virus is responsible for chicken pox and Shingles?

Answer 53

Varicella Zoster virus Chickenpox is Varicella Shingles is Zoster

Question 54

What antibiotic would be used in strep. pyogenes?

Answer 54

Penicillin

Question 55

What causes Herpangina?

Answer 55

Coxsackie virus or Echovirus

Question 56

What is the name for gram positivie staphylococci which is coagulase negative?

Answer 56

Staph. Epidermidis

Question 57

What is Necrotising Faciitis?

Answer 57

Bacterial infection spreading long fascial planes

Question 58

What is this?

Answer 58

Scabies

Question 59

Which types of HPV cause genital warts?

Answer 59

type 6 and type 11

Question 60

What are the two types of necrotising faciitis?

Answer 60

type I - mixed anaerobes and coliforms (think post abdominal surgery) Type II - Group A strep (strep. pyogenes)

Question 61

Which type of HPV is most common in cervical cancer?

Answer 61

Types 16 and 18

Question 62

Where would you find tinea manuum?

Answer 62

On the hands

Question 64

What is this?

Answer 64

Periungual Fibromata

Question 65

What is this sign called?

Answer 65

Longitudinal ridging

Question 66

What is the diagnosis?

Answer 66

Tuberose Sclerosis

Question 67

What kinds of things do people with Tuberose Sclerosis get?

Answer 67

Infantile seizures Ash leaf macules Periungual fibromas Facial angiofibromas Hamartomas and bone cysts

Question 68

How is Tuberose Sclerosis passed on?

Answer 68

Autosomal Dominant

Question 69

What is the Diagnosis ? Born at term, some skin loss noted on delivery 24 hrs later widespread blistering and skin loss which progressed to extensive skin loss with any movement or handling of the baby

Answer 69

Epidermolysis Bullosa

Question 70

What are the thee main types of Epidermolysis Bullosa?

Answer 70

Simplex ( Epidermis only) Junctional (Dermo-epidermal Junction) Dystrophic (Dermis)

Question 71

Whats the diagnosis ? greater than 5 Cafe au lait macules Axillary freckles

Answer 71

Neurofibromatosis type 1