Why is paravirus B19 associated with spontaneous abortion?
Causes a low red cell count
How will children infected with Paravirus B19 present?
Often looking well
With red cheeks (hence, slapped cheek disease)
Which condition does paravirus B19 cause?
(slapped cheek disease)
What remains present as Varicella zoster virus remains dormant?
Viral DNA and transcribed RNA
(in dorsal root ganglia)
How is the presentation of shingles different to chicken pox?
Shingles has a dermatomal presentation
If HSV1 spreads to atopic eczema which condition can it cause?
How is HSV treated?
Which microorganism is responsible for causing chicken pox and shingles?
Varicella zoster virus
What is herpangina and which microorganisms can cause it?
A painful mouth infection causing blisters
Coxsackie A and B viruses
Hand, foot and mouth disease is caused by which virus?
What is a very severe side effect of hand, foot and mouth disease?
Brain stem encephalitis
List treatment options for common warts
- Retinoid cream
- Topical salicylic acid
What causes Lyme disease?
(through parasitic vector - ticks)
What are the serious late presentations of Lyme disease?
- Nerve palsies
- Heart block
What is the first line therapy for syphilis?
Which strain of HSV will cause mouth ulcers most commonly?
What is the pain associated with shingles that lasts after the blistering and rash disappear?
How does aciclovir function?
Stops viral RNA production
(does not destroy virus)
What is the treatment for shingles when it presents within 48 hours of symptom onset?
- Aciclovir 800mg 5x daily for 7-10 days
- Tramadol 50mg 4x daily
Which type of pain is associated with shingles?
(burning and sharp)
Which condition often affects farmers or people in contact with animals such as sheep/goats and causes a large warty lesion on the skin?
Which things is erythema multiforne associated with?
- Drug reactions
- Mycoplasma pneumoniae
Which microorganism causes common warts?
Human papilloma virus (HPV)
Which condition presents which a characteristic bullseye rash?
Which microorganism is responsible for the Zika virus?
What does the Zika virus cause in adults?
- Mild fever
- Macropapular rash
- Non-purulent conjunctivitis
What does the Zika virus cause in babies born to infected mothers?
- Guillian-Barre syndrome
What are the main complications associated with chicken pox?
- Secondary bacterial infection
How is the dermatological presentation of secondary syphilis infection different from chicken pox?
Palms and soles are affected
How are the mucosal membranes impacted in secondary syphilis?