Post-Op Infections Flashcards

1
Q

Furuncle/ carbuncle- Eti

A
  • Primary cutaneous abscess originating from glands and hair follicles
  • Furuncles most common surgical infection
  • Immunodeficient pts
  • Staph and anaerobes
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2
Q

Furuncle/ carbuncle- Sx

A
  • Red to white to necrosis
  • Boils
  • Itch
  • Regional lymphadenopathy
  • Funruncles to carbuncles
  • Carbuncles- Deep seated mass of fistulous tracts
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3
Q

Furuncle/ carbuncle- Tx

A
  • Furncle- Drainage

- Carbuncle- Excision and abx

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4
Q

Cellulitis- Eti

A

Connective tissue infection

  • PMNs
  • Strept or staph
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5
Q

Cellulitis- Sx

A
  • Brawny reddish brown skin
  • Edematous
  • Surgical wound site as portal of entry
  • High fever
  • Lymphangitis
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6
Q

Cellulitis- Tx

A
  • Rest, elevation
  • Abx
  • Warm packs
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7
Q

Pyomyositis- Eti

A
  • Skeletal muscle infection

- S. aureus and GAS

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8
Q

Gas gangrene- Eti

A
  • Clostridium species
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9
Q

Wound infection- Eti

A
  • Staph or strept infection during procedure

- 3rd most common infection

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10
Q

Wound infection- Timeline

A

5-10 days post op

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11
Q

Wound infection- Sx

A
  • Fever

- Erythema, pain, warmth at surgical site

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12
Q

Wound infection- Tx

A
  • Open wound and drain

- Abx if invasive

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13
Q

Pyomyositis- Sx

A
  • Severe muscle edema
  • Compartment syndrome
  • Necrosis
  • Skin change
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14
Q

Pyomyositis- Dx

A

CT

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15
Q

Pyomyositis- Tx

A
  • Drainage

- Abx

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16
Q

Gas gangrene- Sx

A
  • Red-brown skin sloughing off
  • Rapid progression
  • Foul smell
  • Discharge and gas bubbles
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17
Q

Gas gangrene- Timeline

A

6 hrs - 4 days

18
Q

Gas gangrene- Tx

A
  • Urgent surgical debridement
  • Amputation
  • Hyperbaric o2
19
Q

Necrotizing fasciitis- Eti

A
  • Spreads along fascial plane
  • Rapid progression
  • Clostridium perfringens most common
20
Q

Necrotizing fasciitis- Sx

A
  • Systemic toxicity
  • Fever
  • Pain out of proportion
  • Crepitus and bullae
  • Hemorrhagic bullae
21
Q

Necrotizing fasciitis- Tx

A
  • Surgical removal of dead skin and fascia

- Abx

22
Q

Abscess- Eti

A
  • Fibrin trapped collection of pus
23
Q

Abscess- Sx

A
  • Fluctuation
  • Fever, pain at surgical site
  • Edema of surrounding skin
24
Q

Abscess- Dx

A

Culture for abx

25
Q

Abscess- Tx

A
  • Open and drain
  • Remove necrotic tissue
  • Abx
26
Q

Fistulas/ sinus tracts- Eti

A
  • Progression of abscess
27
Q

Fistulas/ sinus tracts- Timeline

A

5-10 days post op

28
Q

Fistulas/ sinus tracts- Sx

A
  • Prolonged ileus
  • Fever
  • Abd tenderness
  • Wound infection
29
Q

Fistulas/ sinus tracts- Dx

A

CT with contrast

- Fistulogram

30
Q

Fistulas/ sinus tracts- Tx

A
  • Drain
  • Abx
  • TPN
31
Q

Bacteremia/ Septicemia- Eti

A
  • Bacteria in blood
  • Infected GI or Uro tract
  • Speticemia = inflammatory response to infection
32
Q

Bacteremia/ Septicemia- Sx

A
  • Delerium
  • Hypoxia
  • Shock and edema
  • Multiple organ system dysfunction
  • Warmth, erythema and tenderness at site of incision
33
Q

Bacteremia/ Septicemia- Dx

A
  • Cutures
34
Q

Bacteremia/ Septicemia- Tx

A
  • Abx
35
Q

Pneumonia- Eti

A
  • Aspiration d/t oropharyngeal secretions

- Psuedomonas aeruginosa or gram negative

36
Q

Pneumonia- Sx

A
  • Tachypnea
  • Lung consolidation
  • Purulent sputum
    • CXR
37
Q

Pneumonia- Tx

A

Empiric abx

38
Q

UTI- Eti

A
  • E coli
  • Immunocompromised
  • Catheterization
39
Q

UTI- Timeline

A

48-72 hrs

40
Q

UTI- Sx

A

Fever, dysuria

  • Frequency, urgency
  • Flank pain
  • Confusion in elderly
41
Q

UTI- Tx

A
  • Sulfa abx