Rosamaria Corona, MD, DSc. Dermoscopy is a noninvasive, in vivo technique primarily used for the examination of pigmented skin lesions; however, it can also assist observers in assessing many amelanotic lesions. Dermatoscopy, epiluminescence microscopy, incident light microscopy, and skin-surface microscopy are synonyms.
General Discussion. Marfan syndrome is a genetic disorder that affects connective tissue, which is the material between cells of the body that gives the tissues form and strength. Connective tissue is found all over the body and multiple organ systems may be affected in individuals with Marfan syndrome.arfan syndrome is a genetic disorder that affects connective tissue, which is the material between cells of the body that gives the tissues form and strength.
Marfan syndrome also can damage the heart valves. Marfan syndrome affects approximately 200,000 people in the United States. Causes of Marfan syndrome. Marfan syndrome is caused by a genetic mutation. The disorder is usually inherited, but spontaneous cases occur. Having a parent with Marfan syndrome is the greatest risk factor. Symptoms of Marfan syndrome. Many patients with Marfan syndrome have no symptoms.