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Micro Exam 6 > Bact SSTI > Flashcards

Bact SSTI Flashcards

1
Q

Impetigo causes

A

S pyogenes > S aureus

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2
Q

Bullous impetigo Causes

A

S aureus

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3
Q

Ecthyma causes

A

S pyogenes > S aureus

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4
Q

Furuncle causes

A

BOILS

S aureus

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5
Q

Carbuncle causes

A

S aureus

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6
Q

Folliculits causes

A

Many
Mostly pseudomonas
(also fungal)

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7
Q

Erysipelas causes

A

S pyogenes GAS

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8
Q

Cellulitis causes

A

S pyogenes > S aureus

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9
Q

Paronychia causes

A

S aureus > S pyogenes

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10
Q

Necrotizing Fascitiis causes

A

S pyogenes > C perf, mix anaerobes and S aureus

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11
Q

Staphylococcal Scaleded Skin Syndrome SSSS

A

S aureus

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12
Q

Osteomyelitis causes

A

S aureus

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13
Q

Septic arthritis causes

A

S aureus

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14
Q

Impetigo

A

Most superficial of bacterial skin infections; most common bacterial skin infection in children; vesicles lead to pustules (honey-crusts), bullae (blisters), erosions around mouth

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15
Q

Bullous Impetigo

A

Blisters filled with cloudy fluid and later rupture, resulting in erosions and crusting (contain bacteria

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16
Q

Ecythema

A

Slightly deeper form of impetigo with resultant scaring and ulceration; punched-out ulcerative lesions

17
Q

Boil

A

Deep-seated abscess involving entire hair follicle and adjacent subcutaneous tissue; large, painful nodules with dead, necrotic tissue

18
Q

Carbuncle

A

Multiple furuncles/boils coalesce and extend deeper in subcutanous tissue; chills and fevers

19
Q

Folliculitis

A

Infection of hair follicle

20
Q

Erysepelas

A

Acute skin infection; imflammation (warmth), lymph node enlargement; chills, fevers; demarcated borders, shiny

21
Q

Cellulitis

A

Involves skin and deeper subcutaneous tissue; local inflammation and systemic symptoms (fever); no clear border

22
Q

Paronychia

A

Localized, superficial infection or abscess of nailfolds; acute typically with s. aureus, strep or pseudomonas

23
Q

Necrotizing fascitis

A

Acute infection of subcutaneous tissue; diffuse redness, due to deep tissue involvement; destruction muscle and fat

24
Q

SSSS

A

Localized erythema that spreads over body in 2 days (Nikolsky sign in exfoliative stage) followed by large cutanous blisters containing clear fluid and desquamation

25
Q

MRSA

A

Mostly skin infections

26
Q

Osteomyelitis

A

Bone pain fever

swelling malaise

27
Q

Septic Arthritis

A

Painful, erythematous joint with purulent material via aspiration in large joints

28
Q

MRSA treat

A

Vancomycin 8-16 intermediate

29
Q

SSSS treat

A

Fluids electrolyts
Oxacillin
Vancomycin

30
Q

Necrotizing Fasciitis treat

A

Surgical debridment

antibiotics broad focus

31
Q

Paronychia treat

A

Nafcillin
Oxacillin
Cefazolin
Remove foreign body

32
Q

Carbuncle treat

A

Nafcillin, oxacillin, cefazolin; remove foreign body

33
Q

Impetigo treat

A

Gentle debridgement of adherent crusts with soaks and topical antibiotics; with oral antibiotics

34
Q

Bollous Impetigo treat

A

Gentle debridgement of adherent crusts with soaks and topical antibiotics; with oral antibiotics

35
Q

Furuncle

A

Nafcillin, oxacillin, cefazolin; remove foreign body

36
Q

Excthema

A

Gentle debridgement of adherent crusts with soaks and topical antibiotics; with oral antibiotics

37
Q

S aureus

A

Gram + cocci in clusters; catalase +; non flagellate; non-motile; non-spore forming; coagulase +; white or golden color on plates; beta-hemolytic

38
Q

S pyogenes

A

Gram + cocci in pairs or chains; catalase -; “A” lancefield antigen; Beta hemolytic; sensitive to bacitracin

39
Q

Pseudomonas

A

Pseudomonas: gram - rod; motile; aerobic; oxidase +; non-fermenter; hemolytic on agar; produces diffusable pigments (pyocyanin, pyoverdin)

Micro Exam 6 (6 decks)

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