Inclusion Criteria:

- Male or feminine Subject

- Subject of 10 and more years old,

- Subject weighing more than 55 kg. patients:

- Subject presenting a cutaneous artério-venous deformation there outside of any other
deformation or known vascular tumor.

- Subject presenting no other susceptible pathology to influence endothéliaux markers
(Renal insufficiency, inflammatory pathology chronicles, infections, pathologies
cardiovascular, diabetes, evolutionary tumoral pathology).

volunteers:

- Unhurt Subject of deformation or vascular tumor.

- Subject presenting no other susceptible pathology to influence endothéliaux
markers(scorers) (Renal insufficiency, inflammatory pathology chronicles, infections,
pathologies cardiovascular).

Exclusion Criteria:

- Subject of less than 10 years old

- Subject weighing less than 55 kg

- Subject presenting another type(chap) of vascular vascular deformation or tumor