Hollenhorst plaques – Mechanism of formation, Clinical significance

Collection of Medicine MCQs (Cardiovascular system) for medical students. Concept based MCQs with detailed explanations which help students to gain valuable insights and gain an edge in competitive examinations. More than just answering MCQs, the explanations will improve the knowledge and understanding about the conditions discussed. Also useful for MD students who are preparing for Superspeciality entrance examinations. Medicine MCQs - Cardiovascular System Kindle Edition: Click Here for a Preview. Comments and suggestions are most welcome.
  • Hollenhorst plaques are cholesterol emboli that are lodged in the retinal artery
  • They appear bright, yellow and refractile
  • Mechanism of formation – They originate form atheromatous plaques in the carotid artery containing cholesterol and fibrin
  • Auscultation of the carotids may reveal a bruit
  • Clinical significance – Hollenhorst plaques indicate a previous ischemic event in the eye (such as TIA)
  • It is important to identify and treat the underlying condition

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