49
Comprehensive history/
physical examination
Assess for underlying cause
(Table 20)
(2a)
Testing for acute CV cause (ECG,
echocardiography, heart rhythm
monitoring)
(2a)
Revascularization should not
be performed (ie, primary
amputation of nonviable tissue
is indicated)
(3: Harm)
• Inaudible arterial
• Inaudible venous
Category III: Irreversible
• Complete loss of motor
function
• Complete sensory loss
Impaired
All Patients With ALI
Category IIb: Immediately threatened
• Sensory loss more than toes
• Mild or moderate muscle weakness
Prophylactic fasciotomy
(2a)
Unfractionated heparin unless
contraindicated
(1)
Salvageable if treated on an emergency basis
Revascularization (urgent category IIa/
emergent category IIb) AND anticoagulation
with heparin, unless contraindicated
(1)
