Clinical Categories of Acute Limb Ischemia

What are the clinical categories of acute limb ischemia?

Clinical Categories of Acute Limb Ischemia

CATEGORYDESCRIPTIONCAPILLARY RETURNMUSCLE WEAKNESSSENSORY LOSSARTERIAL DOPPLER SIGNALVENOUS DOPPLER SIGNAL
ViableNot immediately threatenedIntactNoneNoneAudible (ankle pressure >30 mm Hg)Audible
ThreatenedSalvageable if promptly treatedIntact, but slowMild, partialMild, incompleteInaudibleAudible
IrreversibleMajor tissue loss, amputation indicated regardless of treatmentAbsent (marbling)Profound, paralysis (rigor)Profound, anestheticInaudibleInaudible
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