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2 edition of Optical remote sensing of hypertensive blood vessels found in the catalog.

Optical remote sensing of hypertensive blood vessels

Amaratpal Kaur

Optical remote sensing of hypertensive blood vessels

by Amaratpal Kaur

  • 226 Want to read
  • 20 Currently reading

Published .
Written in English


Edition Notes

Thesis (Ph.D.) - Loughborough University, 1997.

Statementby Amaratpal Kaur.
ID Numbers
Open LibraryOL17511086M

Rishi is a pediatric infectious disease physician and works at Khan Academy. Learn about how hypertension can cause damage to the large/middle sized arteries as . HBP can harm your eyesight in many ways. Your eyes contain many tiny blood vessels. When subjected to the long-term effects of high blood pressure (HBP or hypertension), the following conditions can develop. Blood vessel damage (retinopathy) A lack of blood flow to the retina leads to blurred vision or the complete loss of sight. People with diabetes and high blood pressure are at an .

Start studying BP Control and HTN. Learn vocabulary, terms, and more with flashcards, games, and other study tools. -blood flows from areas of high blood pressure to areas of low blood pressure. BP determinants!! 1. Blood Pressure 2. Cardiac Output -Relative distribution of blood between arterial and venous blood vessels. High blood pressure, or hypertension (HTN), is a common condition in the United States. High blood pressure is termed a “silent killer” because it usually does not have symptoms but can cause significant cardiovascular and organ damage. The only way to know if you have high blood .

Hypertension (HTN or HT), also known as high blood pressure (HBP), is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. High blood pressure typically does not cause symptoms. Long-term high blood pressure, however, is a major risk factor for coronary artery disease, stroke, heart failure, atrial fibrillation, peripheral arterial disease, vision Specialty: Cardiology. The eye is a window to the human body and is important in non-invasive health monitoring. Abnormalities of the retinal blood vessels can help predict a patient's risk for diabetes, hypertension, stroke, and heart disease. The state of blood vessels in the retina also reflects the condition of vasculature in other organs, such as the kidney.


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Optical remote sensing of hypertensive blood vessels by Amaratpal Kaur Download PDF EPUB FB2

Optical remote sensing of hypertensive blood vessels. (Thesis) Kaur A. Publisher: Loughborough University of Technology [] Metadata Source: The British Library Type: Thesis. Abstract. Highlight Terms No biological terms identified No abstract supplied. Menu Formats. Abstract; Thesis at EThOS.

The aim of this research is to investigate the effects of hypertension on small artery structure by extending the instrumentation which is available for optical analysis of vessels in-vitro. Conventionally, arterial vessels are pressurised in a perfusion myograph and are analysed by video microscopy.

Optical remote sensing of hypertensive blood vessels. By A. Kaur. Abstract. SIGLEAvailable from British Library Document Supply Centre-DSC:DXN / BLDSC - British Library Document Supply CentreGBUnited KingdoAuthor: A.

Kaur. The aim of this research is to develop a new automated blood vessel (BV) detection algorithm for optical coherence tomography (OCT) scans and corresponding fundus images.

The algorithm provides a robust method to detect BV shadows (BVSs) using Radon transformation and other supporting image processing : Julia Hofmann, Melanie Böge, Szymon Gladysz, Boris Jutzi.

A unique feature is the inclusion of a chapter on pulmonary vascular changes in pulmonary hypertension, which shows certain changes that are similar to systemic hypertension. This book is of major interest to researchers involved in the study of hypertension and the biology of the blood vessels.

In in vitro study of fresh human fat tissue with a topical application of a propylene glycol (PG) solution (50â 80% with pure water), blood vessels are also seen.

In order to have a quantitative sense of fat tissue optical clearing, the corresponding OCT images were registered (see Fig. 58).Author: Valery V. Tuchin. Measurement of blood pressure is significant for detecting hypertension, which is strongly related to cerebral strokes and heart failure.

BP if not monitored, may lead to blood vessel damage, stroke, heart or kidney failure. Also, a continuous blood pressure monitoring is required for patients of diabetes and hypertension. Fig.1 givesFile Size: KB. Kaur A: Optical remote sensing of hypertensive blood vessels, PhD thesis, Loughborough University, UK.

The role of the vascular endothelium in experimental and genetic hypertension Jan Written by established researchers, this two-volume publication provides timely, comprehensive and insightful reviews on recent discoveries in the etiology of hypertension.

Structural changes of the blood vessels in hypertension in relation to connective tissue, cerebral vessel structure and innervation, smooth muscle cell hypertrophy and/or hyperplasia, and rarefaction of microvessels are 5/5(1).

High blood pressure is not only bad for your cardiovascular system but for your eyes and vision as well. At least 50 million Americans suffer from hypertension.

Uncontrolled high blood pressure increases the risk of serious health problems, including heart disease, stroke, and hypertensive retinopathy. Journal of Applied Remote Sensing Journal of Astronomical Telescopes, Instruments, and Systems Journal of Biomedical Optics Journal of Electronic Imaging Journal of Medical Imaging Journal of Micro-Nanolithography, MEMS, and MOEMS Journal of Nanophotonics Journal.

Finally, optical sensing requires significant power due to inherent power consumption of LEDs and required circuitry, and significant attention needs to be paid to solutions to extend battery life beyond current solutions to reach full 24/7 monitoring.

Today, some solutions for extending optical heart rate monitoring to daily life exist Cited by:   The condition that affects the blood vessels supplying the brain is known as cerebrovascular disease (CeVD). This is caused mainly by hypertension and in the long term may permanently change the structure of the blood vessels transforming them into stiffened, deformed, narrow, and uneven which in turn makes them more vulnerable to blood pressure by:   The measurement of blood pressure (BP) is critical to the treatment and management of many medical conditions.

High blood pressure is associated with many chronic disease conditions, and is Cited by: 8. the blood vessel. Blood pressure is more in blood vessels close to the heart. Blood pressure is more in arterial system than in the venous system.

This is because walls of arteries are thicker and less elastic; the walls of the veins are thinner and more elastic. Normal blood pressure is /80 mmHg,Systolic BP (SBP) is the maximum BP during File Size: KB. Correction of the Eye Fundus Blood Vessels Images.

Since the retinal blood vessel has been acknowledged as an indispensable element in both ophthalmological and cardiovascular disease.

The renin-angiotensin-aldosterone system is a hormone system that regulates the plasma level of sodium and the arterial blood pressure.

It is either activated as a result of a drop in blood pressure, which is sensed by the baroreceptors, or if there is decreased renal perfusion. Once activated, the juxtaglomerular cells secrete an enzyme called. Based on BCG signal and PPG signal, a time delay between these two signals is obtained to calculate both systolic blood pressure and diastolic blood pressure via linear regression analysis.

The fabricated noninvasive blood pressure monitoring device consists of a fiber sensor mat to measure BCG signal and a SpO2 sensor to measure PPG by:   Hypertension (HTN), or chronic abnormally high blood pressure, is one of the most prevalent diseases worldwide.

It affects nearly 50 million Americans and two-thirds of the population above age ,2 These numbers will likely increase as the American population ages. But, HTN isnt always obvious, and sometimes a change in ophthalmic vasculature may be the key sign in the. Protocol for Controlling Hypertension in Adults1.

The blood pressure (BP) goal is set by a combination of factors including scientific evidence, clinical judgment, and patient tolerance. For most people, the goal is File Size: 1MB. Applications of Blood Pressure Sensor. This sensor is very important for High Blood Pressure patients, as it is also available as ‘at-home’ solid-state Blood Pressure Monitor.

This system is portable. It is easy to carry and operate and highly useful in remote areas where medical facilities are not available.Yellow hard exudates represent intraretinal lipid deposition from leaking retinal vessels.

These exudates can develop a star shape within the macula, particularly when hypertension is severe. In severe hypertension, the optic disk becomes congested and edematous (papilledema indicating hypertensive crisis). In particular, high blood pressure can cause major diseases and ailments such as strokes and heart and kidney diseases [2,3].

Considering the rapid progression of the aging population and a Westernized diet [ 4, 5 ], it is becoming increasingly important to prevent the occurrence of by: 7.