Figure 1From: Pulmonary hypertension in patients with Martorell hypertensive leg ulcer: a case control studya) Overview of necrotic skin area at the border of a Martorell hypertensive ischemic leg ulcer, containing a group of two sclerotic arterioles; 1b) Higher magnification of Figure 1a; Group of two sclerotic arterioles, one with a thickened wall to the cost of a narrow lumen and one showing medial calcification.Back to article page