The Retinal Vessels in Hypertensive Disease

What do retinal vessels reveal about systemic disease? Retinal vessels and systemic disease--basic findings.

A number of systemic disorders are attended by distinct changes in blood vessels. The retinal vessels can easily be inspected with an ophthalmoscope. Some changes in retinal vessels allow us to draw direct conclusions about the status of blood vessels in the entire body. Major systemic diseases, such as diabetes or hypertension, can lead to typical changes in the retinal vessels with the result...

Development of retinal vessels in the rat.

The development of retinal vessels in the rat from birth to 5 days of age is described. Various techniques including India ink injections into the vascular system, retinal digestion, PAS stained whole mounts, and combinations of these methods were utilized. The first stage in retinal vascularization is the ingrowth of an undifferentiated mesh or syncytium of mesenchymal cells into the peripapil...

Hypertensive retinopathy. Caliber changes in retinal blood vessels following blood-pressure reduction and inhalation of oxygen.

[Avulsed retinal vessels].

PURPOSE To describe the clinical evolution of cases with avulsed retinal vessels without retinal detachment treated with laser or scleral buckle. METHODS Retrospective analysis of cases with avulsed retinal vessels treated between 2001-2003. Laser photocoagulation or scleral buckle was used. The minimum follow-up was 6 months. Average age was 53.6 years. RESULTS Of 13 patients, 8 were photo...

Retinal Vessels as a Target Organ in Hypertension Secondary Stroke Prevention in Hypertensive Patients: The Impact of the MOSES Study

By Albert Yeung Types of Headache in Hypertensive Individuals More than 90% of people experience headache of some kind at least once in their lifetime. Many patients and physicians still believe headache to be a common symptom of hypertension. Pathophysiologically, a headache arises when the primary afferent fibers that innervate the meningeal or cerebral blood vessels are activated; most of th...