¿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.

¿Qué son la polimialgia reumática y la arteritis de células gigantes? La polimialgia reumática y la arteritis de células gigantes son trastornos inflamatorios estrechamente relacionados. Algunas personas tienen uno de los trastornos, mientras que otras desarrollan ambos. La polimialgia reumática causa dolor muscular y rigidez en los hombros, la parte superior de los brazos, el área de la cadera y, a veces, en el cuello. La arteritis de células gigantes provoca inflamación de las arterias, especialmente las que se encuentran a cada lado de la cabeza, el cuero cabelludo y la aorta (la arteria grande que transporta la sangre desde

¿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

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

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.

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 hidradenitis suppurativa? Hidradenitis suppurativa is a skin disease that causes pimple-like bumps or boils on and under the skin. The disease is chronic (long lasting) and can be painful. HS does not spread from one person to another. HS starts in the hair follicle in the skin and happens where areas of skin may touch or rub together. Poor personal hygiene habits, such as not bathing or shampooing your hair, do not cause HS. In most cases, the cause of the disease is unknown.

What are polymyalgia rheumatica and giant cell arteritis? Polymyalgia rheumatica and giant cell arteritis are closely linked inflammatory disorders. Some people have one of the disorders while others develop both of them. Polymyalgia rheumatica causes muscle pain and stiffness in the shoulders, upper arms, hip area, and sometimes the neck. Giant cell arteritis causes inflammation of arteries, especially those on each side of the head, scalp, and the aorta (the large artery that carries blood from the heart) and its main branches. The main symptoms of this disorder are: Headaches. Scalp tenderness. Jaw pain. Problems with your eyes, which may

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.

¿Qué es el acné? El acné es una afección frecuente de la piel (cutánea) que ocurre cuando los folículos pilosos debajo de esta se obstruyen. La grasa y las células muertas de la piel tapan los poros y puede haber brotes de lesiones (a menudo llamados granos o espinillas). La mayoría de las veces, los brotes ocurren en la cara, pero también pueden salir en la espalda, el pecho y los hombros. Para la mayoría de las personas, el acné tiende a desaparecer al llegar a los 30 años, pero algunas personas continúan teniendo este problema de la piel aun

什麼是痤瘡？ 痤瘡是常見的皮膚狀況，是由皮膚下面的毛囊堵塞造成的。油脂和死亡的皮膚細胞堵住毛孔，可爆發皮膚病灶（通常稱為粉刺或青春痘）。爆發最常見於面部，但也可出現在背部、胸部和肩部。 大多數人的痤瘡通常會在三十多歲之前消失，但有些人到四十多歲和五十多歲時仍然還有這一皮膚問題

여드름은 피부 아래에 있는 모공이 막힐 때 생기는 흔한 피부 질환입니다. 유분과 각질이 모공을 막으면서, 병변(흔히 여드름이라고 함)이 생길 수 있습니다. 가장 흔히, 얼굴에 생기지만, 등이나 가슴, 어깨에도 나타날 수 있습니다. 사람들의 경우, 여드름은 30대가 되는 시기가 되면 사라지는 경향이 있습니다. 그러나, 40대와 50대에서 일부 사람들에게는 이러한 피부 문제가 계속됩니다.

Mụn trứng cá là gì? Mụn trứng cá là một tình trạng da phổ biến xảy ra khi các nang lông dưới da bị bít tắc. Dầu nhờn và các tế bào da chết bịt kín các lỗ chân lông, và có thể khiến bùng phát các tổn thương (thường được gọi là nốt mụn hay nhọt). Mụn trứng cá thường sẽ nổi trên mặt nhưng cũng có thể xuất hiện ở lưng, ngực và vai. Ở hầu hết tất cả mọi người, mụn trứng cá có xu hướng biến mất khi bước sang tuổi ba mươi, tuy nhiên một