Which tissues and or organs in the human body are affected by skin cancer?

Anatomy of the skin showing the epidermis (including the squamous cell and basal cell layers), dermis, subcutaneous tissue, and other parts of the skin. Skin cancer can occur anywhere on the body, but it is most common in skin that is often exposed to sunlight, such as the face, neck, and hands.

Which tissue is affected by skin cancer?

Skin cancer begins in the epidermis, which is made up of three kinds of cells: Squamous cells: Thin, flat cells that form the top layer of the epidermis. Basal cells: Round cells under the squamous cells. Melanocytes: Cells that make melanin and are found in the lower part of the epidermis.

What does skin cancer affect in the body?

Skin cancer most commonly affects areas of skin that are exposed to the sun but may develop almost anywhere on the body, including underneath fingernails and in the genital area. If left untreated, skin cancer can grow deep into the skin and spread through the rest of the body, causing serious complications.

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What cells are affected by the three types of skin cancer?

Types of skin cancer

  • Basal cell carcinoma. Basal cells are the round cells found in the lower epidermis. …
  • Squamous cell carcinoma. Most of the epidermis is made up of flat, scale-like cells called squamous cells. …
  • Merkel cell cancer. Merkel cell cancer is a highly aggressive, or fast-growing, rare cancer. …
  • Melanoma.

Which part of the human body are most skin cancer cases found to develop on?

Basal cell carcinomas (BCCs) are abnormal, uncontrolled growths that arise from the skin’s basal cells in the outermost layer of skin (epidermis). Where is it usually found? These cancers most often develop on skin areas typically exposed to the sun, especially the face, ears, neck, scalp, shoulders and back.

What type of cancer affects the skin of the membranes surrounding body organs?

Melanoma is a type of skin cancer that develops when melanocytes (the cells that give the skin its tan or brown color) start to grow out of control. Cancer starts when cells in the body begin to grow out of control. Cells in nearly any part of the body can become cancer, and can then spread to other areas of the body.

Can skin cancer spread to organs?

What does a stage 4 diagnosis for melanoma mean? Stage 4 is the most advanced phase of melanoma, a serious form of skin cancer. This means the cancer has spread from the lymph nodes to other organs, most often the lungs. Some doctors also refer to stage 4 melanoma as advanced melanoma.

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Where does skin cancer occur in the body?

Skin cancer develops primarily on areas of sun-exposed skin, including the scalp, face, lips, ears, neck, chest, arms and hands, and on the legs in women. But it can also form on areas that rarely see the light of day — your palms, beneath your fingernails or toenails, and your genital area.

What part of the integumentary system does skin cancer affect?

Squamous cell carcinoma is a cancer that affects the keratinocytes of the stratum spinosum and presents as lesions commonly found on the scalp, ears, and hands (Figure 2). It is the second most common skin cancer.

What is skin cancer caused by?

Most cases of skin cancer are caused by overexposure to ultraviolet (UV) rays from the sun, tanning beds, or sunlamps. UV rays can damage skin cells. In the short term, this damage can cause a sunburn. Over time, UV damage adds up, leading to changes in skin texture, premature skin aging, and sometimes skin cancer.

What happens to the cells in skin cancer?

Skin cancer occurs when the body does not repair damage to the DNA inside skin cells, allowing the cells to divide and grow uncontrollably.

What are squamous cells?

Squamous cells are thin, flat cells that look like fish scales, and are found in the tissue that forms the surface of the skin, the lining of the hollow organs of the body, and the lining of the respiratory and digestive tracts.

What are adenocarcinoma cells?

Adenocarcinoma develops in cells located in the glands that line your organs (glandular epithelial cells). These cells secrete mucous, digestive juices or other liquids. If your glandular cells begin to change or grow out of control, tumors can form. Some tumors found in glandular cells are not cancerous.

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Where is most skin cancer found?

Most often, skin cancer develops in areas of the body that are regularly exposed to ultraviolet (UV) rays from the sun, such as the:

  • Nose.
  • Tops of the ears.
  • Lips.
  • Neck.
  • Chest.
  • Arms.
  • Backs of the hands.
  • Legs.

What is the most common area for skin cancer?

Always check your whole body for changes in your skin, especially moles, but here are the most common skin cancer sites.

  • Face. It shouldn’t be a surprise that your face is the most common place for skin cancer to develop. …
  • Scalp. …
  • Ears. …
  • Neck. …
  • Hands. …
  • Chest and Back. …
  • Legs. …
  • Palms of Hand, Soles of Feet, and Nail Beds.

How do most people find out they have skin cancer?

Skin cancer diagnosis always requires a skin biopsy

If the spot looks like it could be a skin cancer, your dermatologist will remove it all or part of it. This can easily be done during your appointment. The procedure that your dermatologist uses to remove the spot is called a skin biopsy.