Infectious disease images Flashcards

1
Q
A

Hutchingson sign: involvement of the tip of the nose from facial herpes zoster.
Involves external nasal branch of the nasociliary nerve (branch of the opthalmic division (V2) of the trigeminal nerve)

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2
Q
A

Herpes zoster opthalmicus

Conjunctival, episcleral and circumcorneal conjunctival hyperemia
Corneal edema and photophobia

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3
Q

Where best to obtain biopsy of HSV?
How to describe the lesions

A

Base of ulcer

Vesicular pustular lesions
Some crusted formations

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4
Q

What are the indications for antiviral therapy post 72 hours?

A
  • Cutaneous
  • Motor
  • Neurologic
  • Ocular complications
  • Advanced age
  • Severe pain
  • Immunocompromised

Antiviral increases recovery time and decreases post herpetic neuralgia
Everyone should be treated with acyclovir unless contraindicated.
Anyone under 50 that is not complicated: antiviral is not that important

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