Post-Op Infections Flashcards Preview

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Flashcards in Post-Op Infections Deck (41):
1

Furuncle/ carbuncle- Eti

- Primary cutaneous abscess originating from glands and hair follicles
- Furuncles most common surgical infection
- Immunodeficient pts
- Staph and anaerobes

2

Furuncle/ carbuncle- Sx

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

3

Furuncle/ carbuncle- Tx

- Furncle- Drainage
- Carbuncle- Excision and abx

4

Cellulitis- Eti

Connective tissue infection
- PMNs
- Strept or staph

5

Cellulitis- Sx

- Brawny reddish brown skin
- Edematous
- Surgical wound site as portal of entry
-High fever
- Lymphangitis

6

Cellulitis- Tx

- Rest, elevation
- Abx
- Warm packs

7

Pyomyositis- Eti

- Skeletal muscle infection
- S. aureus and GAS

8

Gas gangrene- Eti

- Clostridium species

9

Wound infection- Eti

- Staph or strept infection during procedure
- 3rd most common infection

10

Wound infection- Timeline

5-10 days post op

11

Wound infection- Sx

- Fever
- Erythema, pain, warmth at surgical site

12

Wound infection- Tx

- Open wound and drain
- Abx if invasive

13

Pyomyositis- Sx

- Severe muscle edema
- Compartment syndrome
- Necrosis
- Skin change

14

Pyomyositis- Dx

CT

15

Pyomyositis- Tx

- Drainage
- Abx

16

Gas gangrene- Sx

- Red-brown skin sloughing off
- Rapid progression
- Foul smell
- Discharge and gas bubbles

17

Gas gangrene- Timeline

6 hrs - 4 days

18

Gas gangrene- Tx

- Urgent surgical debridement
- Amputation
- Hyperbaric o2

19

Necrotizing fasciitis- Eti

- Spreads along fascial plane
- Rapid progression
- Clostridium perfringens most common

20

Necrotizing fasciitis- Sx

- Systemic toxicity
- Fever
- Pain out of proportion
- Crepitus and bullae
- Hemorrhagic bullae

21

Necrotizing fasciitis- Tx

- Surgical removal of dead skin and fascia
- Abx

22

Abscess- Eti

- Fibrin trapped collection of pus

23

Abscess- Sx

- Fluctuation
- Fever, pain at surgical site
- Edema of surrounding skin

24

Abscess- Dx

Culture for abx

25

Abscess- Tx

- Open and drain
- Remove necrotic tissue
- Abx

26

Fistulas/ sinus tracts- Eti

- Progression of abscess

27

Fistulas/ sinus tracts- Timeline

5-10 days post op

28

Fistulas/ sinus tracts- Sx

- Prolonged ileus
- Fever
- Abd tenderness
- Wound infection

29

Fistulas/ sinus tracts- Dx

CT with contrast
- Fistulogram

30

Fistulas/ sinus tracts- Tx

- Drain
- Abx
- TPN

31

Bacteremia/ Septicemia- Eti

- Bacteria in blood
- Infected GI or Uro tract
- Speticemia = inflammatory response to infection

32

Bacteremia/ Septicemia- Sx

- Delerium
- Hypoxia
- Shock and edema
- Multiple organ system dysfunction
- Warmth, erythema and tenderness at site of incision

33

Bacteremia/ Septicemia- Dx

- Cutures

34

Bacteremia/ Septicemia- Tx

- Abx

35

Pneumonia- Eti

- Aspiration d/t oropharyngeal secretions
- Psuedomonas aeruginosa or gram negative

36

Pneumonia- Sx

- Tachypnea
- Lung consolidation
- Purulent sputum
- + CXR

37

Pneumonia- Tx

Empiric abx

38

UTI- Eti

- E coli
- Immunocompromised
- Catheterization

39

UTI- Timeline

48-72 hrs

40

UTI- Sx

Fever, dysuria
- Frequency, urgency
- Flank pain
- Confusion in elderly

41

UTI- Tx

- Sulfa abx