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Common Virus Skin Diseases > WARTS > Flashcards

WARTS Flashcards

1
Q

What causes warts to occur?

A

Caused by HUMAN PAPILLOMAVIRUS (HPV)

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2
Q

How is HPV infection transmitted?

A
  • Direct person-to-person skin contact from HPV infected person (one body part to another in same person)
  • Indrectly thru contaminated surfaces ie publich areas
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3
Q

What common lesions are formed from type 4 HPV?

A

Common warts

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4
Q

What are the types of lesions that can be observed in Plantar Wart

A

tender inwardly growing, painful lesions on the sole of the food

  • clusters of less painful mosaic warts
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5
Q

How long does it take for warts to appear the first time?

A

1 year

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6
Q

Which types of HPV can cause flat warts

A

3,10,28,49

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7
Q

Clinical Features of COMMON WARTS

A

papuples with riugh, papillomatous and hyperkeratotic surface

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8
Q

List all types of HPV that causes anogenital warts and cervical condyloma of higher risk

A

6,11,16,18

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9
Q

What is Filiform Wart

A

a long stalk like a thread

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10
Q

What are the main clinical features of warts in general?

A

Infection of epithelium causes proliferation of cells which leads to hyperkeratosis

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11
Q

Characteristics of cutaneous warts

A

hard and keratinous surface

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12
Q

What common lesions can occur with type 1 HPV

A

Deep Palmer/Planter warts

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13
Q

Which areas are most commonly affected by common warts?

A

back of fingers or toes, around nails (where nail growth may be distorted) and on the knees

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14
Q

What does tiny black dots in the middle of a scaly spots means?

A

It means that they form due to a intracornealhaemorrhage (trapped blood within SC following localized trauma, usually impact injury)

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15
Q

What type of wart have a flat surface?

A

Plane wart

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16
Q

Which sites are most common to be infected with plane warts?

A

face, hand and shins (often numerous)

17
Q

Which wart can be inoculated (introduced) thru shaving and scratching

A

plane warts

18
Q

Other name for Plantar Warts

A

Verrucas

19
Q

What is the distributions of place wart lesions?

A

Linear

20
Q

What common lesions can occur with type 51-60 HPV?

A

Anogenital warts and cervical condyloma (lower risk)

21
Q

List all types of warts that commonly appear on the face

A

filiform, plane

22
Q

If wart removal is performed, is recurrence of the warts likely?

A

yes, if no stimulation of immune response occur from the wart removal

23
Q

What are the features of anogenital warts?

A

flesh coloured papule, may join together to form plaques

24
Q

General size of common warts

A

1mm to larger than 1cm

25
Q

Which areas does mucosal/anogenital warts comminly appear?

A

lips,nose, airways, cheeks and genitals

26
Q

What treatments can be used to clear warts

A

Self-limiting disease, so it will clear up on its own without treatment required

27
Q

Is there treatment required for children with warts?

A

There is not needed as 50% warts disappear by 6 months and 90% by 2 yrs

28
Q

Sizes of anogenital warts

A

a few mm of diameters and several centimetres across when plaques are formed

29
Q

What other options of treatments can be done to speed up process of clearing up

A
  • daily application of keratolytics agent (such as 15-60% SA)
  • occlusion with adhesive plaster or duct tape
  • regular paring with scalpel blade
  • cryotherapy with liquid nitrogen
  • electrosurgery
30
Q

What treatment options can be used for large and annoying warts

A

Electrosurgery (cuttergae and cautery)

31
Q

List the common lesion of warts

A
  • Deep plantar/palmar warts
  • Flat warts
  • Common warts
  • Anogenital warts and cervical condyloma (lower risk)
  • Anogenital warts and cervical condyloma (higher risk)
32
Q

How does HPV infect the skin?

A

HPV is assumed to have 100-150 different types. These different types of HPV would differ in the type of epithelium they infect (some strains are oncogenic)

Common Virus Skin Diseases (1 decks)

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