Lectures

Question 1

When would you take a swab from an ulcer

Answer 1

Only if ulcer is increasingly painful/exudate/malodour/enlarging
basically if you think it is infected

Question 2

ABP >1.5

Answer 2

Calcified

Question 3

ABPI <0.8

Answer 3

Arterial disease

Question 4

What is autolytic removal of devitalised tissue

Answer 4

When you use dressings to create moist wound and hydrate necrotic tissue e.g. honey

Question 5

How long should you aim to heal ulcers over?

Answer 5

Aim to heal over 12 weeks

Question 6

What is parakeratosis

Answer 6

Persistence of nuclei in the keratin layer

Parakeratosis = Persistence

Question 7

What is hyperkeratosis

Answer 7

Increased thickness of keratin layer

Question 8

What is acanthosis

Answer 8

Increased thickness of epidermis

Ancanthickness

Question 9

What is nappy rash

Answer 9

It is an irritant contact dermatitis to urine

Question 10

What does crusting indicate in atopic eczema

Answer 10

Indicates staph aureus infection

Question 11

Monomophic punched out lesions

Answer 11

Eczema herpeticum

Question 12

Most important gene that causes eczema

Answer 12

Fillagrin

Question 13

What is Ramsay hunt syndrome?

Answer 13

Vesicles and pain in auditory canal and throat
Facial palsy
Irritation of 8th cranial nerve (deafness, vertigo, tinnitus)

Question 14

What type of vaccine is the chicken pox vaccine?

Answer 14

Live attenuated chicken pox

Question 15

Which type of HSV can cause encephalitis/disseminated infection (particularly in neonates)

Answer 15

HSV2

Question 16

Red top container

Answer 16

Viral transport medium

Question 17

What is the gold top container

Answer 17

Antibody test

Question 18

Common causes of erythema multiforme?

Answer 18

Herpes simplex

Mycoplasma pnueomniae

Question 19

Treatment of molluscum contagiosum

Answer 19

usually self-limiting but take months to disappear

Can be treated with local application of liquid nitrogen

Question 20

Treatment of warts

Answer 20

Topical salicylic acid

Question 21

Which virus causes warts?

Answer 21

Human papilloma virus

Question 22

Which HPV causes genital warts?

Answer 22

HPV 6 and 11

Question 23

Which HPV causes cervical cancer?

Answer 23

HPV 16 and 18

Question 24

Which HPV types most commonly cause normal warts/veruccas?

Answer 24

HPV types 1-4

Question 25

The HPV vaccine now protects against which strains?

Answer 25

6, 11, 16, 18

Question 26

Which viruses cause herpangina?

Answer 26

Coxsackie virus Echovirus NOT HERPES VIRUS!!!

Question 27

How do you diagnose herpangina?

Answer 27

Swab of lesion and sample of stool for enterovirus PCR

Question 28

Which viruses cause hand foot and mouth?

Answer 28

Enteroviruses (especially coxsackie virus)

Question 29

What causes erythema infectiosum?

Answer 29

Parvovirus B19 (slapped cheek) -remember you will often see an arthritis as the rash fades

Question 30

How do you confirm erythema infectiosum? (slapped cheek)

Answer 30

Antibody testing - check for parvovirus B19 IgM

Question 31

Which Ig passes through placenta?

Answer 31

IgG | plagenta

Question 32

Firm fleshy nodule on hands of farmers

Answer 32

orf

Question 33

How is syphillis treated?

Answer 33

Penicillin injection

Question 34

How do you diagnose syphillis?

Answer 34

Diagnosis by blood test or swab of chancre for PCR

Question 35

Which bacteria causes Lyme disease?

Answer 35

Borrelia burgdorferi

Question 36

Complications of lyme disease?

Answer 36

Early - erythema migrans | Late - heart block, nerve palsies, arthritis

Question 37

Treatment of Lyme disease?

Answer 37

Doxycycline or amoxicillin

Question 38

Which disease is caused by Aedes aegypti?

Answer 38

Zika | my friend Zika went to Egypt

Question 39

Complications of Zika virus?

Answer 39

Guillain Barre and microcephaly

Question 40

What type of hypersensitivity is pemphigus/pemphigoid?

Answer 40

Type II

Question 41

What type of hypersensitivity is type purpura/rash?

Answer 41

Type III

Question 42

Which medications can cause drug-induec bullous pemphigoid?

Answer 42

ACE inhibitors Penicillin Furosemide

Question 43

Which medication can trigger linear IgA?

Answer 43

Vancomycin

Question 44

Tinea capitis

Answer 44

Scalp

Question 45

Tinea barbae

Answer 45

Beard

Question 46

Tinea corporis

Answer 46

Body

Question 47

Tinea manum

Answer 47

Hand

Question 48

Tinea unguium

Answer 48

Nails

Question 49

Tinea curis

Answer 49

Groin

Question 50

Tinea pedis

Answer 50

Foot (athletes foot)

Question 51

Which patients need sinlge room isolation and contact precautions

Answer 51

Patients with group A strep Patients with MRSA Patients with scabies (also need to wear long-sleeved gowns i'm out)