Skin & Subcutaneous Flashcards
Wound where skin microflora is the potential contaminant
Clean
Wounds that occurs in early traumatic injury of less that 6 hours
Contaminated
Type of wound: occurs in operations involving hollow viscous organ
Clean contaminated
Type of skin injury: skin necrosis, non viable, perforated diverticulitis and human bites
Dirty
Wound closure where the surgeon decides when to close the wound. There should be presence of granulation tissue
Tertiary wound closure
What kind of suture should be used in subdermal facial area?
Absorbable suture
How many days does suture in the head and neck removed?
4-5 days
How many days does suture in mist of the body parts removed?
10-14 days
How many plain LR do we give in burn patients at day 1?
4 cc/kg TBSA
Cells that are precursor of paget’s disease
Toker cells
Acids causes what necrosis?
Coagulation necrosis
Alkali causes what necrosis?
Liquefactive
What are the 3 zones in hyperthermic injuries?
Zone of coagulation: center, necrosis
Zone of stasis: most important! Amenable for salvage, with minimal perfusion
Zone of hyperemia: has their own blood supply hence heal on their own
Treshold of pressure injury
60 mmHg
Sacral pressure when lying
150 mmHg
Ischial pressure when sitting
300 mmHg
Type of UV radiation with low energy, abundant and involved in aging
UVA (400-315 nm)
UV invloved in acute and chonic skin effects
UVB (315-290 nm)
Most common sites of complicates soft tissue infection
External genitalia
Perinium
Abdominal wall
Histologic analysis shows (+) sulfur granules
Actinomycosis