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Wilderness

First Aid

General

Concepts

Ischemia/Necrosis

Ischemia…..

Intravascular

Extravascular

Bleeding

Majority of swelling occurs in first 6 hours

Edema (Abnormal Fluid Accumulation)

Can continue to swell for up to 24 hours

Swelling Curve

Anything that irritates the body will cause swelling

Hours   1       6       12       18        24

Inadequate Local Perfusion

Tissue Death

Embolism

Clot

Pinched/Crushed

Swelling

Angulation

Necrosis…....

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