What is scleroderma? Scleroderma is an autoimmune connective tissue and rheumatic disease that causes inflammation in the skin and other areas of the body. This inflammation leads to patches of tight, hard skin. Scleroderma involves many systems in your body. A connective tissue disease is one that affects tissues such as skin, tendons, and cartilage. There are two major types of scleroderma: Localized scleroderma only affects the skin and the structures directly under the skin. Systemic scleroderma, also called systemic sclerosis, affects many systems in the body. This is the more serious type of scleroderma and can damage your blood

What is acne? Acne is a common skin condition that happens when hair follicles under the skin become clogged. Oil and dead skin cells plug the pores, and outbreaks of lesions (often called pimples or zits) can happen. Most often, the outbreaks occur on the face but can also appear on the back, chest, and shoulders. For most people, acne tends to go away by the time they reach their thirties, but some people in their forties and fifties continue to have this skin problem.

What is reactive arthritis? Reactive arthritis happens when an infection causes joint pain and swelling. A bacterial infection in the digestive or urinary tract or the genitals usually triggers the condition, but arthritis symptoms typically do not start until a few weeks after you have recovered from the infection. The most common features of reactive arthritis are inflammation of the joints (especially the knees and ankles), eyes, and urinary tract, but not everyone gets all three, or they might not happen at the same time.

¿Qué es la artritis reactiva? La artritis reactiva es un tipo de artritis que ocurre cuando una infección causa dolor e hinchazón en las articulaciones. Por lo general, es una infección bacteriana en las vías urinarias, el aparato digestivo o los genitales la que desencadena la afección, aunque los síntomas de la artritis con frecuencia no comienzan sino hasta unas semanas después de que se haya recuperado de la infección. Las características más frecuentes de la artritis reactiva son inflamación de las articulaciones (especialmente las rodillas y los tobillos), los ojos y las vías urinarias, pero no a todas las

What is pachyonychia congenita? Pachyonychia congenita (PC) is a very rare genetic disorder that affects the skin and nails. Most people have thickened nails and calluses on the bottom of the feet. Painful calluses on the soles can make walking difficult. Because of the pain, some people rely on a cane, crutches, or a wheelchair to help with walking.

¿Qué es la paquioniquia congénita? La paquioniquia congénita es un trastorno genético muy poco frecuente que afecta la piel y las uñas. La mayoría de las personas tienen uñas engrosadas y callosidades en la planta de los pies. Los callos dolorosos en las plantas pueden dificultarles caminar. Debido al dolor, algunas personas usan un bastón, muletas o una silla de ruedas para ayudarles a caminar.