Wound Healing 2 Flashcards
What 2 things can heal most wounds?
- Time
- Money
In an animal with multiple wounds, what should be treated first?
Most urgent wound
What type of fluid should be given if an animal has a very low PCV?
Whole blood
What type of fluid can be given if an animal has a normal PCV?
LRS
What are 4 ways to visually assess intestinal viability?
- Color
- Spontaneous motility
- Thickness of the intestine
- Evaluating the mucosa
What are 6 ancillary methods for evaluating intestinal viability?
- Fluorescein dye
- Doppler
- Ultrasonography
- Thermography
- Histology
- Surface oximetry
If a section of non-viable intestine is hanging out of a wound, what procedure is performed?
Intestinal resection and end-to-end anastomosis
In general with large animals, what percentage of small intestine can be safely resected?
50%
Hydrotherapy on a wound can be performed with what tool?
Water pick
What is an example of a passive drain that can be used in wound healing?
Penrose drain
What forms with second intention wound healing?
Granulation tissue
What process takes place with second intention healing?
Epithelialization
What is the percentage of normal strength for a skin scar?
How long does it take to obtain this percentage?
- 80% of normal
- About 1 year
What are 3 aspects of skin healing?
- Epithelialization
- Fibroplasia
- Contraction
The bladder obtains 100% strength in what period of healing time?
14 days
When are the best results of intestinal tissue healing obtained?
Why?
- Apposition of like tissue is performed
- Less scar tissue formation
What its he maximum percentage of original strength achieved with intestinal healing?
How long does this usually take?
- 80%
- 14 days
Wounded intestines can often fail where?
In adjacent normal tissue.
What are 3 phases of bone healing?
- Inflammatory
- Reparative
- Remodeling
How long does the inflammatory phase of bone healing last?
2-3 weeks
How long does the reparative phase of bone healing last?
2-12 months
How long does the remodeling phase of bone healing last?
Years
The transfer of intact cells (cancellous graft) is known as what?
Osteogenesis
The forming of the scaffold where cortical graft is replaced by creeping substitution in a bone graft is known as what?
Osteoconduction
When the demineralized bone implant induces local transformation of mesenchymal cells, this is known as what?
Osteoinduction
