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vasa vasorum

Function: - delivery for trophic & nutrient factors, as well as regulatory signals [1] Structure: - small arteries supplying the outer & middle layers of larger blood vessels - mainly arise mainly arise from the adventitia & traverse the intimomedial layer of large arteries & veins [2] Pathology: - proliferation in atherosclerotic & hypertrophic intimomedia - plaque hemorrhage & dissection via rupture [2] Radiology: - optical coherence tomography

General

artery

References

  1. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999.
  2. Li L, Dmytriw AA, Krings T et al Visualization of the Human Intracranial Vasa Vasorum In Vivo Using Optical Coherence Tomography. JAMA Neurol. Published online April 13, 2020 PMID: 32282013 https://jamanetwork.com/journals/jamaneurology/fullarticle/2763598