Herpes Zoster (shingles)

Question 1

Herpes zoster?

Answer 1

While varicella is for children herpes zoster is being common. At the age of 55

Usually occur in person who had chicken pox

Remains latent in sensory ganglia

Rashes heals in 2 weeks

Pain may persist for weeks

Question 2

Causes of zoster virus?

Answer 2

Inflammation of the nerve (neurotic pain, which leads to skin lesion)

Rash- usually unilateral- single sensory ganglia

Question 3

Common site of herpes zoster are?

Answer 3

Spinal cord segment T3- L2

Trigeminal nerve- particularly opthalamic branch

Question 4

Dermatomes?

Answer 4

Area of the skin supplied by sensory fibers of the spinal nerve

Question 5

Other complications of herpes zoster?

Answer 5

Lower motor neuron paralysis
Meningoencephalitis
Ramsay hunt syndrome- rare

Question 6

Ramsay hunt syndrome?

Answer 6

Affect the facial nerve by Eruption of the tympanic membrane and external auditory canal

Often a facial palsy

Lab diagnosis are same chicken pox

Treatment- acyclovir $ famiciclovir