Fig. 1From: Marked regional endothelial dysfunction in mottled skin area in patients with severe infectionsExample of skin microcirculatory blood flow assessment in a patient without mottling (Patient n°1) and in a patient who had mottling in the knee area (Patient n°2). Skin blood at baseline and after iontophoresis acetylcholine was measured on the forearm area (a) and in the knee area (b)Back to article page