A Rare Case of Intermittent Claudication Associated with Impaired Arterial Vasodilation

Table 4

Vascular function.

Parameter	Results		Reference value
	Left	Right
Ankle-brachial index at rest	1.1	1.1	>0.8
Ankle-brachial index after exercise	0.59	0.75	>0.8
Capillary refill at rest (sec)	<2	<2	<2
Vascular function
Carotid-femoral pulse wave velocity (m/s)	6.74		<10
Peak systolic velocity external iliac artery during hip extension (m/s)	1.41	1.37	0.89–1.41
Peak systolic velocity external iliac artery during hip flexion (m/s)	1.54	1.48	n/a
Carotid distensibility (×10^−3/kPa^−1)	16.1		20–30
Brachial flow mediated dilation (%)	1		2.4–8.4
Brachial nitroglycerine mediated dilation (%)	8		20–30
Cutaneous microcirculation
Capillary density before venous congestion (/mm^2)	74		50.4–85.6
Capillary density after venous congestion (/mm^2)	109		69.5–117.1
Cutaneous blood flow response to warmth (%)	1356		324–1762