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Dermatology > Infections > Flashcards

Infections Flashcards

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Dermatology Board Prep flashcards
1
Q

What is folliculitis

A

Infection and inflammation of one or more hair follicles

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2
Q

What is furunculosis?

A

An acute deep infection of the hair follicles

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3
Q

What are the 2 types of furunculosis?

A
  1. Boil – single hair follicle

2. Carbuncle – contiguous hair follicles (collection of boils)

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4
Q

What is impetigo?

A

Bacterial infection presenting with yellowish crusts on the face, arms or legs and typically caused by either staph. aureus or strep. pyogenes

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5
Q

What is the pathophysiology of staphylococcal scalded skin syndrome (SSSS)?

A

Epidermolytic exotoxin produced by Staph, causes splitting between desmosomes in granular layer

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6
Q

What is the localised form of SSSS?

A

Bullous impetigo

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7
Q

What is pitted keratolysis?

A

Bacterial skin infection of the foot. The infection is normally caused by Corynebacterium species bacteria

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8
Q

What is the treatment of viral warts?

A 
Topical keratolytics (e.g. salicylic acid)
Cryotherapy - use with caution in periungual warts
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9
Q

What causes molluscum contagiosum virus (MCV)?

A

Poxvirus

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10
Q

What causes orf?

A

Parapox virus

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11
Q

What is the common name for herpes labialis?

A

Cold sore

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12
Q

What causes herpes labialis/cold cores?

A

Herpes simplex virus

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13
Q

What is the common name for herpes zoster?

A

Shingles

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14
Q

What is the common name for tinea pedis?

A

Athlete’s foot

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15
Q

What is tinea cruris?

A

Fungal infection of the groin

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16
Q

What is tinea incognito?

A

Fungal infection of the skin

17
Q

What is tinea unguim?

A

Fungal infection of nail tissue of the hand or feet

18
Q

What is tinea corporis?

A

Ringworm/fungal infection of the arms and legs however it may occur on any part of the body

19
Q

What is tinea capitis?

A

Ringworm/fungal infection of the scalp

20
Q

What is a kerion?

A

Host’s response to a fungal ringworm infection of the hair follicles of the scalp that can be accompanied by secondary bacterial infection(s)

21
Q

What are the investigations of fungal infection?

A 
Skin scraping
Nail clippings/scrapings
Hair plucking
Woods lamp
Biopsy with PAS stain

Dermatology (16 decks)

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