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Derma > Infections 2 > Flashcards

Infections 2 Flashcards

1
Q

Sporotrichosis(st)

A

By Sporothrix schenkeii

On histology asteroid bodies seen

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2
Q

Cutaneous st tt

A

Itraconazole

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3
Q

Lymphocutaneous st tt

A

Itraconazole

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4
Q

Systemic st tt

A

Amphotericin B

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5
Q

Chromoblastomycosis

A

By foncesea group
And by phaellophora verrucosa
On histology- medlar/sclerotic/ copper penny bodies seen

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6
Q

Koebner phenomena

A

True - psoriasis, vitiligo, lichen planus

False- warts, mollascum contagiosum

Reverse - psoriasis

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7
Q

Anogenital wart tt

A

Imiquamod fb potophyllotoxic

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8
Q

Imiquamod

A

Use for
Anogenital wart
Actinic keratosis
Superficial basal cell CA

Moa - act on toll like receptors 7,8

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9
Q

Mollascum contagiosum

A

By poxvirus

Histology - handerson patterson bodies

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10
Q

Herpes labialis

A

By HSV1

Reactivate in fever and form fever blisters or cold sores

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11
Q

Herpes genitalis

A

By HSV 2

Form polycyclic erosions

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12
Q

Herpes zoster

A

By varicella zoster
Present along thoracic dermatomes
Cx is post herpetic neuralgia and tt is pregabalin and gabapentin

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13
Q

Cutaneous tb

A

Exogenous - tubercular chancre
-tbvc (anatomist wart)

Endogenous

  • lupus vulgaris (apple jelly nodules)
  • scrofuloderma

Tuberculids

  • papulonecrotic
  • micronodular/ lichen scrofulosum
  • erythema induratum of Bazin
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14
Q

Undermined edges lesions

A
  • tubercular chancre
  • chancroid
  • pyoderma granulosum
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15
Q

Leprosy

A

IL 2, 12, IFN Y becomes IL 5 and 10

Grenz zone free in LL

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16
Q

Leprosy mc

A

Mc type - BT
rarest type - BB
Satelite lesion - BT
punched out/inverted saucer shaped lesions - BB
MC cranial n inv - facial n
First peripheral n inv- ulnar n > post tibial n
First sensation lost- cold >hot

17
Q

Lepra reaction type 2

A

Tnf alpha, IL 4,5 inv
Nodules develop - enl alongwith GN, iridocyclitis, orchitis
Type 3 HSN

18
Q

Lepra reaction 1

A

IL 1, 2 INF gamma inv

Type 4 HSN

19
Q

Dapsone monotherapy can cause

A

Histoid leprosy

Derma (6 decks)

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