The peripheral perfusion between two extremes: Is a fraction of the pulse wave enough information?

As a matter of fact, the definition of peripheral arterial disease (PAD) or, in newer terms, lower extremity artery disease (LEAD) is basically set on two pillars: clinical symptoms, most often defined by the Fontaine stages [ [1] Fontaine R. Kim M. Kieny R. [Surgical treatment of peripheral circulation disorders]. Helv. Chir. Acta. 1954; 21: 499-533 PubMed Google Scholar ], which were suggested in the early fifties of the last century and by a...