2.3 Viral Exanthems

Question 1

What are Macules?

Answer 1

Flat and round

Question 2

What are Papuans?

Answer 2

Raised

Question 3

What are vesicles?

Answer 3

Fluid-filled

Question 4

What are pustules?

Answer 4

Pus-filled

Question 5

What does urticaria present?

Answer 5

Moves around

Question 6

What condition has true maculopapular characteristics?

Answer 6

Measles

Question 7

How long is the measles prodrome?

Answer 7

3-5days

Question 8

Why do you get a rash in the first place with viruses?

Answer 8

T-cells response

Immunodeficiency doesn’t have rash

Question 9

Describe the conjunctivitis in measles?

Answer 9

Weepy

No sparing like in Kawasaki’s

Question 10

Measles complication:

Answer 10

• Pneumonia
• Encephalitis
• Secondary immune deficiency
• oral candidiasis

Question 11

What is Latin term for measles?

Answer 11

Morbilli

Question 12

What is a Morbilliform rash?

Answer 12

Measles like rash in appearance

Question 13

What are Koplik spots?

Answer 13

Associated with measles, happens before the rash in the mouth

Question 14

What is subacute sclerosing panencephalitis?

Answer 14

Measles: slow virus
2-6 years
Drop attacks
Death

Question 15

Kawasaki’s disease eye sign?

Answer 15

Episcleritis
Peripheral conjunctivitis
‘Limbal sparing’

Question 16

What is the ‘third’ disease’?

Answer 16

Rubella

Question 17

Rubella signs?

Answer 17

Post-auricular lymph node

Question 18

Rubella symptoms?

Answer 18

Rash
Neck lymphadenopathy
Arthritis
Mild fever

Question 19

What does the word Rubella mean?

Answer 19

Little red

Question 20

What does rubelliform rash mean?

Answer 20

Rubella-like - little red

Question 21

Why is rubella so scary?

Answer 21

Congenital rubella
Cataracts
Sensorineural deafness
Microcephaly

Question 22

What is the rash where there is circumoral pallor?

Answer 22

Scarlet fever, Group A strep

Question 23

Signs in Scarlett fever?

Answer 23

Strawberry tongue
Tonsilar exudates
Peeling of fingertips

Question 24

Amoxicillin can give you a rash with?

Answer 24

EBV
CMV
VZV

Question 25

What virus is erythema infectiosum?

Answer 25

Parvo Virus B19

Question 26

Which disease do you get the lace like rash?

Answer 26

Parvo B19 ‘Fifth disease’ Rubella too

Question 27

Incubation for measles?

Answer 27

10-14 days

Question 28

Incubation for parvo B19?

Answer 28

One week

Question 29

How long does ‘fifth disease’ last for?

Answer 29

One week incubationone week fever Then rash Then lacy rash Then maybe arthritis

Question 30

Parvo B19, how does it cause the aplastic anaemia?

Answer 30

- Turns off reticulocytes for a week or so, | - affects the foetus and ppl with sickle cell more

Question 31

What is the 6th disease?

Answer 31

Rosella infantum HHV-6 or 7 High fever

Question 32

How to tell if chicken pox vs. mosquito bits?

Answer 32

Check the scalp

Question 33

Can varicella go haemorrhaging?

Answer 33

If immunocompromised

Question 34

If mother has varicella more than a week before child is born how is the baby?

Answer 34

Born with varicella Not as bad, has some antibodies

Question 35

If mother has varicella less than a week before child is born how is the baby?

Answer 35

- Developers varicella within the week, very sick may die. | - give immunoglobulin

Question 36

When do you have to worry about zoster in kids?

Answer 36

- If ophthalmic distribution | - needs I acyclovir to protect the eye

Question 37

HSV-1 is the which virus?

Answer 37

Oral

Question 38

HSV-2 is the which virus?

Answer 38

Genital virus

Question 39

Describe herpes simplex virus lesions

Answer 39

Individual punched out lesions 0.5cm May rupture Coalesce

Question 40

Herpes simplex in neonate?

Answer 40

Emergency, needs IV acyclovir

Question 41

Viral Urticarial rashes describe

Answer 41

Rash moves around Children may be purple Often not itchy

Question 42

Hand foot and mouth disease which virus?

Answer 42

Coxsackie A16

Question 43

Viral infection rashes tend to do what?

Answer 43

Form lines

Question 44

Viral exanthems, what exacerbates?

Answer 44

Sunlight Pressure - Rubbing - Koebner’s phenomenon

Question 45

What is Koebner’s phenomenon?

Answer 45

When rubbing exacerbates a viral exanthem