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Epidermólisis ampollosa

https://www.niams.nih.gov/health-topics/epidermolysis-bullosa

¿Qué es la epidermólisis ampollosa? La epidermólisis ampollosa es un conjunto de enfermedades poco frecuentes que ocasionan fragilidad en la piel, por lo que esta se ampolla o se rasga. Esas rasgaduras, llagas y ampollas ocurren debido a una fricción o un golpe en la piel y pueden aparecer en cualquier parte del cuerpo. En casos graves, también pueden aparecer ampollas dentro del cuerpo. Generalmente, los síntomas de la enfermedad comienzan al nacer o durante la infancia y varían de leves a graves.

Esclerodermia

https://www.niams.nih.gov/health-topics/scleroderma

¿Qué es la esclerodermia? La esclerodermia es una enfermedad reumática autoinmunitaria del tejido conectivo que causa inflamación en la piel y otras áreas del cuerpo. Esta inflamación origina parches de piel dura y gruesa. La esclerodermia afecta muchos sistemas del cuerpo. Una enfermedad del tejido conectivo es aquella que afecta tejidos como la piel, los tendones y los cartílagos. Hay dos tipos de esclerodermia: esclerodermia localizada, que solo afecta la piel y las estructuras directamente debajo de la piel; esclerodermia sistémica, también llamada esclerosis sistémica, que afecta muchos de los sistemas del cuerpo. Este es el tipo más grave de

Alopecia areata

https://www.niams.nih.gov/health-topics/alopecia-areata

¿Qué es la alopecia areata? La alopecia areata es una enfermedad que provoca la caída del pelo. En la alopecia areata, el sistema inmunitario ataca los folículos pilosos (las estructuras de la piel que forman el pelo). Por lo general, la alopecia areata afecta la cabeza y la cara, aunque se puede perder el pelo en cualquier parte del cuerpo. En la mayoría de los casos, el pelo se cae en parches pequeños y redondos del tamaño de una moneda estadounidense de 25 centavos. En algunos casos, la caída del pelo es más extensa.

Osteonecrosis

https://www.niams.nih.gov/health-topics/osteonecrosis

¿Qué es la osteonecrosis? Los huesos están formados por células vivas que necesitan un suministro de sangre para mantenerse saludables. En la osteonecrosis, se reduce el flujo de la sangre a una parte de un hueso. Esto podría causar la muerte del tejido óseo y, finalmente, el hueso podría romperse y se podría colapsar la articulación. La osteonecrosis puede afectar a cualquier hueso, pero la mayoría de las veces se desarrolla en los extremos de los huesos largos, como: hueso superior de la pierna (fémur), hueso superior del brazo (húmero). Con menos frecuencia se ven afectados los huesos de los

Artritis reumatoide

https://www.niams.nih.gov/health-topics/rheumatoid-arthritis

¿Qué es la artritis reumatoide? La artritis reumatoide es una enfermedad crónica (de larga duración) que afecta sobre todo a las articulaciones, como las que se encuentran en las muñecas, las manos, los pies, la columna vertebral, las rodillas y la mandíbula. La artritis reumatoide causa inflamación en las articulaciones, lo que origina: dolor, hinchazón, rigidez, pérdida de funciones. La artritis reumatoide es un trastorno autoinmunitario porque el sistema inmunitario ataca los tejidos sanos de las articulaciones. Por lo general, el sistema inmunitario ayuda a proteger al cuerpo de infecciones y enfermedades. La artritis reumatoide puede originarle un cansancio inusual

Alopecia Areata

https://www.niams.nih.gov/health-topics/alopecia-areata

What is alopecia areata? Alopecia areata is a disease that causes hair loss. In alopecia areata, the immune system attacks the structures in skin that form hair (hair follicles). Alopecia areata usually affects the head and face, though hair can be lost from any part of the body. Hair typically falls out in small, round patches about the size of a quarter. In some cases, hair loss is more extensive.

Scoliosis in Children and Teens

https://www.niams.nih.gov/health-topics/scoliosis

What is scoliosis? Scoliosis is a sideways curve of the spine. Children and teens with scoliosis have an abnormal S-shaped or C-shaped curve of the spine. The curve can happen on either side of the spine and in different places in the spine. With treatment, observation, and follow-up with the doctor, most children and teens with scoliosis have normal, active lives.

Osteonecrosis

https://www.niams.nih.gov/health-topics/osteonecrosis

What is osteonecrosis? Your bones are made up of living cells that need a blood supply to stay healthy. In osteonecrosis, blood flow to part of a bone is reduced. This causes death of bone tissue, and the bone can eventually break down and the joint will collapse. Osteonecrosis can happen to any bone, but most often it develops in the ends of long bones, such as the: Thigh bone. Upper arm bone. Less often, the bones of the elbows, ankles, feet, wrists, and hands are affected. When the disease involves part of a bone in a joint, it can

Epidermolysis Bullosa

https://www.niams.nih.gov/health-topics/epidermolysis-bullosa

What is epidermolysis bullosa? Epidermolysis bullosa is a group of rare diseases that cause fragile skin that leads to blisters and tearing. Tears, sores, and blisters in the skin happen when something rubs or bumps the skin. They can appear anywhere on the body. In severe cases, blisters may also develop inside the body. The symptoms of the disease usually begin at birth or during infancy and range from mild to severe.

Scleroderma

https://www.niams.nih.gov/health-topics/scleroderma

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

Rheumatoid Arthritis

https://www.niams.nih.gov/health-topics/rheumatoid-arthritis

What is rheumatoid arthritis? Rheumatoid arthritis (RA) is a chronic (long-lasting) disease that mostly affects joints, such as the wrist, hands, feet, spine, knees, and jaw. In joints, RA causes inflammation that leads to: Pain. Swelling Stiffness. Loss of function. Rheumatoid arthritis is an autoimmune disorder because the immune system attacks the healthy joint tissues. Normally, the immune system helps protect the body from infection and disease. RA may cause you to feel unusually tired, to have occasional fevers, and to have a loss of appetite. It also may cause other medical problems in the heart, lungs, blood, nerves, eyes

Atopic Dermatitis

https://www.niams.nih.gov/health-topics/atopic-dermatitis

What is atopic dermatitis? Atopic dermatitis, often called eczema, is a chronic (long-lasting) disease that causes the skin to become inflamed and irritated, making it extremely itchy. Scratching leads to: Redness. Swelling. Cracking. “Weeping” clear fluid. Crusting. Scaling. In most cases, there are times when the disease is worse, called flares, followed by times when the skin improves or clears up entirely, called remissions. Atopic dermatitis is a common condition, and anyone can get the disease. However, it usually begins in childhood. Atopic dermatitis cannot be spread from person to person. No one knows what causes atopic dermatitis. Depending on