DIFFERENT SURGICAL INFECTIONS

1. SOFT TISSUE INFECTION,
GANGRENE, FROST BITE.
MOJC 192
Dr VIPIN V NAIR
ASSO PROF AND PLASTIC SURGEON
AFMC PUNE

10. HISTORY

11. Egyptians: Use
of salves and
ointments to
prevent sepsis

12. Greeks:
Wine and
vinegar on
open
wounds

13. Galen, Rome:
‘Laudable pus’

14. Major complication of surgery

15. Microbe theory of infection: Robert Koch and his postulates

17. Ignaz Semmelweis
1846
Realized that washing hand with a
chlorinated lime solution
decreased incidence of newborn
death from “puerperal fever’.
Criticised as madman and spent his
life in a mental asylum
Died at age 47 yrs

18. Joseph Lister
1883-1897
 British surgeon
 Used Carbolic Acid (Phenol) to
clean hands, instruments and
wipe on surgical wounds
drastically decreased infections
 Criticised for advocating hand
washing and antisepsis prior to
surgery

20. Colonization
Presence of bacteria
in a wound with no
signs or symptoms of
systemic
inflammation .
.
< 10*5cfu/ml

21. Contamination
• Transient exposure of a
wound to bacteria.
•
Time of exposure less than 6
hours.

22. Infection
Systemic and local signs of inflammation
Microorganisms in host tissue or the bloodstream
bacterial count more than 10*5cfu/ml
INFECTION

23. Surgical Infections
Infections that affects surgical patients

29. Surgical Site
Infection
Prevention

30. BACTERIAL
INFECTIONS OF
THE SKIN
•PYOGENIC ABSCESS
•COLD ABCESS
•FURUNCLE
•CARBUNCLE
•TETANUS
•GAS GANGRENE
•CELLULITIS
•ERYSIPELA
•NECROTISING FASCITIS

32. An abscess is a
collection of
pus in the
body.
1. Pyogenic
abscess,
2. Pyaemic
abscess
3. Cold
abscess

33. PYOGENIC
ABSCESS

35. COLD
ABSCESS

36. FURUNCLE

37. CARBUNCLE

38. CELLULITIS

39. ERYSIPELAS
Acute inflammation of
the lymphatics of the
skin or mucous
membrane.

42. PYAEMIC ABSCESS.

43. BACTERAEMIA

45. SEPTICAEMIA.

46. TETANUS

51. NECROTISING
FASCITIS

52. •FLESH EATING BACTERIA

53. Fournier’s Gangrene
• Perineum, perianal
area, or genitals
• It may involve either
men or women
• Mostly age 30-60,
although all ages have
been reported

54. GANGRENE

57. DRY
GANGRENE

58. WET GANGRENE

59. GAS GANGRENE

61. Surgical
Site
Infections
Superficial
Deep
Organ/space

64. FROST BITE

65. Injury to the skin and underlying tissues as a result of
environmental cold exposure

66. Contributing Factors
Frostbite
Temperature
Windchill
Length of
Exposure
Altitude
Comorbiditie
s
Clothing

71. The anatomic
sites most
susceptible to
frostbite
include:
• Hands
• Feet
• Exposed
tissues
• Ears
• Nose
• Lips

72. Signs and
Symptoms
• Tingling and burning
• Numbness (>75%)
• Purplish blood-filled
blisters
• White or grayish-yellow
skin area
• Skin that is unusually firm
or waxy