age-related macular degeneration

Angiogenesis: Function, Role & Diseases

The term angiogenesis encompasses all metabolic processes that involve the growth or new formation of blood vessels. Angiogenesis represents a complex process involving endothelial progenitor cells, smooth muscle cells, and pericytes. Promotion or inhibition of angiogenesis is increasingly used for therapeutic purposes-particularly in tumor therapy. What is angiogenesis? The term angiogenesis encompasses all metabolic processes … Angiogenesis: Function, Role & Diseases

Choroidal Neovascularization: Function, Role & Diseases

What is choroidal neovascularization (CNV)? What is its purpose and In which diseases does it occur? A brief overview follows in this article. What is choroidal neovascularization? Choroidal neovascularization (CNV) is an attempt by the body to bypass an undersupply of oxygen and nutrients to the retina. To do this, the body forms more small … Choroidal Neovascularization: Function, Role & Diseases

Laurence-Moon-Biedl-Bardet Syndrome: Causes, Symptoms & Treatment

Bardet-Biedl syndrome, also known as Laurence-Moon-Biedl-Bardet syndrome (LMBBS), is a disorder of the ciliopathies that occurs exclusively due to heredity. The syndrome manifests as multiple malformations caused by alterations (mutations) on different gene loci or chromosomes. What is Bardet-Biedl syndrome? Defined by physicians Moon and Laurence and later by Bardet and Biedl, Bardet-Biedl syndrome is … Laurence-Moon-Biedl-Bardet Syndrome: Causes, Symptoms & Treatment

Eyeball: Structure, Function & Diseases

To “guard something like the apple of one’s eye ” means that this something is very valuable for someone. Seeing belongs to the five senses of a human being. It is already present in the womb and unfortunately it diminishes with age. What is an eyeball? The larger part of the eyeball , called bulbus … Eyeball: Structure, Function & Diseases

Zeaxanthin: Function & Diseases

Zeaxanthin is an orange-yellow pigment that occurs naturally in plants and animals. In humans, zeaxanthin is found in the retina. It has antioxidant properties and is currently known to play a role in macular degeneration. What is zeaxanthin? Zeaxanthin is a pigment that appears orange-yellow and belongs to the group of xanthophylls. In turn, medicine … Zeaxanthin: Function & Diseases

Christ-Siemens-Touraine Syndrome: Causes, Symptoms & Treatment

Christ-Siemens-Touraine syndrome is an ectodermal dysplasia. The leading symptoms of the disorder are malformations of the skin appendages. Therapy focuses on heat dissipation because patients often do not have fully formed sweat glands and therefore overheat rapidly. What is Christ-Siemens-Touraine syndrome? During gastrulation, three so-called cotyledons form during embryonic development. This cotyledon formation occurs through … Christ-Siemens-Touraine Syndrome: Causes, Symptoms & Treatment