Search results
Results from the WOW.Com Content Network
Signs of damage to the retina caused by hypertension include: [citation needed]. Laser Doppler imaging of the papilla of a patient with hypertension. Arteriolar changes, such as generalized arteriolar narrowing, focal arteriolar narrowing, arteriovenous nicking, changes in the arteriolar wall (arteriosclerosis) and abnormalities at points where arterioles and venules cross.
Retinopathy is often secondary to diseases such as diabetes or hypertension. Controlling blood sugar levels and blood pressure have been shown to help decrease incidence of retinopathy. Blood sugar control: If someone has diabetes, or is at high risk for diabetes, it is important for them to have their blood sugar levels checked.
Hyperviscosity syndrome is a group of symptoms triggered by an increase in the viscosity of the blood.Symptoms of high blood viscosity include spontaneous bleeding from mucous membranes, visual disturbances due to retinopathy, and neurologic symptoms ranging from headache and vertigo to seizures and coma.
High blood pressure, also called hypertension, is a vicious and smart adversary.It’s vicious because it greatly increases the odds of heart disease and stroke, some of the leading causes of ...
This is most commonly seen in eye disease caused by high blood pressure (hypertensive retinopathy). It is thought that, since the arteriole and venule share a common sheath, the arteriole's thicker walls push against those of the venule forcing the venule to collapse. This makes the venule form an hourglass shape around the arteriole.
A hypertensive emergency is not based solely on an absolute level of blood pressure, but also on a patient's baseline blood pressure before the hypertensive crisis occurs. Individuals with a history of chronic hypertension may not tolerate a "normal" blood pressure, and can therefore present symptomatically with hypotension , including fatigue ...
Cotton wool spots have become one of the hallmarks of pre-proliferative diabetic retinopathy, a condition caused by damaged blood vessels in the retina due to high blood sugar. [10] Abundant cotton wool spots are also found in hypertensive retinopathy , including malignant hypertension , where the white patches are a result of a microvascular ...
The high blood pressure is gradual at early stages and may take at least 10–15 years to fully develop. Besides diabetes, other factors that may also increase high blood pressure include obesity, insulin resistance and high cholesterol levels. In general, fewer than 25 percent of diabetics have good control of their blood pressure. The ...