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I.M DERMA > Viral Infections > Flashcards

Viral Infections Flashcards

1
Q

I.C of HSV type 1

A

2-5 days

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2
Q

1ry attack of HSV1 accompained with:

A

Dissmented with Fever, malaise & local lymphadenopathy with no tendency to grouping.

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3
Q

Herpatic whittlow is :

A

Fingers affection as in dentists and thumb suckling children with oral herps

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4
Q

Grouped vesicles on erythmatous base. DD

A

Recurrent attack of HSV1
Herpez zoster

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5
Q

DD of Recurrent HSV1

A

Impetigo (honey colored crust)
Herpes zoster

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6
Q

A commen PF to recurrent HSV1

A

Sun exposure

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7
Q

In pregnancy, a dangrous to fetus occur with which attack of Herpes progenitalis

A

Primary attack, indicating cesarean sections

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8
Q

TTT of HSV1&2

A

Topical :
- Gentian violet 2% paint or k permanganate 1/8000
- Acyclovir cream 5 tim/d for 7days
Systemic : 200×5×7
Acyclovir 200mg 5 tim/d for 7-10 days or fam or valacyclovir

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9
Q

1ry infection with varicella zoster is :

A

Chicken pox

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10
Q

1ry infection with varicella zoster is :

A

Chicken pox

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11
Q

I.C of chicken pox

A

2-3 wk

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12
Q

In chicken pox, pt is infectious :

A

4 days before eruption until lesions crusted

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13
Q

The eruption in chicken pox is :

A

Itchy
Polymorphic
Centripetal (affect mainly trunk, face scalp & neck)
M.M affection as Eye, mouth & gingival

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14
Q

Hearing in recurrent HSV1

A

Within 5-7 days with normal skin

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15
Q

Healing in chicken pox :

A

Within 10 days without squelae

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16
Q

Prodromal stage of chicken pox :

A

1-2 days showing fever, malaise & headache

17
Q

DD of chicken pox

A

Papular urticaria
Scabies

18
Q

TTT of Chicken pox

A
  • Prophylactic : live attenuated vaccine or hyperimmune globulins
  • Topical : gentian violet, calamine lotion
  • systemic : 800×5×5
    antihistamines, Acyclovir in
    Child 20 upto 800 mg 4 tim/d for 5 days
    Adult 800 mg 5 tim/d for 5 days
19
Q

Herpes zoster caused by

A

Reactivation of latent VZV in dorsal root gang. or cranial nerve gang. In dermatomal distribution strictly unilateral

20
Q

Healing of Herpes zoster

A

Vesicle dry within 1-2 wk leaving crusts then scarring

21
Q

Trigiminal affection in Herpes zoster

A

Herpes zoster opthalmicus

22
Q

Geniculate ganglion affection in Herpes Zoster

A

Ramsay hunt syndrome

23
Q

The Most commonly complication of Herpes Zoster

A

Post-herpatic neuralgia

24
Q

TTT of Herpes Zoster

A
  • Systemic (main line) 800×5×7
    Acyclovir 800 mg 5 tim/d for 7-10 days, fam or vala..
    -Painkillers
  • Topical as HSV
25
Q

I.C of verruca vulgaris

A

1-8 months

26
Q

Leison of ordinary warts

A

Asymptomatic geisha papuled with verrucous rough surface

27
Q

Leisen of plane wart and its site

A

Multiple skin colored small papules with flat smooth surface
Affect usaually face of children

28
Q

DD of planter wart

A

Callus : hyperkerarotic crossed by skin creases (in p.w no creases)

29
Q

DD of condyloma accuminta

A

Condyloma lata of syphilis

30
Q

Cervical intraepithelial neoplasm is a complication of

A

Genital warts (condyloma accuminta)

31
Q

TTT of Warts

A
  • chemical cautery
    Salicilc acid 40% in plantar warts
    Trichloro acetic acid (TCA) safe in pregnancy
  • Electric cautry
  • Crytherapy with liquid nitrogen (-196 )
  • Later
  • Topical keratolytic as retenoic acidosis in plane warts
  • 25% podophyllin in genital warts (C.I in pregnancy)
32
Q

I.C of molluscum contagiusm

A

6-9 months

33
Q

Primary leison of molluscum contagiosum

A

Solitary, painless, shiny, pearly, whiete papule & centrally umblicated

34
Q

Sites of molluscum contagiosum

A

Face, genitalia & trunk

35
Q

TTT of molluscum contagiosum

A
  • Mechnical by expressing content of papule then cauterizing base
  • Concentrated phenol paint
  • Same as warts
36
Q

Complications of HSV

A

Erythema multiforme
Exzema herpeticum
Corneal ulcers
Impetigo

37
Q

1ry site attacked by HZV

A

Epidermal keratinocytes

I.M DERMA (8 decks)

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