Skin cancer

The most common skin cancers today are:

  • basal cell cancer

It is the most common type of skin cancer. It usually occurs after the age of 40. It is more common in men.

It is rare in dark-skinned people. Excessive sun exposure in youth increases the risk of developing basal cell skin cancer as we age. There are different clinical types.

In particular, pigmented basal cell skin cancer is confused with other pigmented lesions.

The best form of treatment is surgical removal.

  • Squamous (squamous) cell cancer

It is a malignant tumor of keratinocytes in the skin. It usually develops in people older than 55 years of age, in areas with high exposure to sunlight, after phototherapy, PUVA therapy, ionizing radiation or methotrexate therapy for psoriasis.

It is common in outdoor workers, farmers, sailors, lifeguards, construction workers, pool and shipyard workers. some viruses (human papuloma virus) are related. It is seen in people who have had an organ transplant or who have immunosuppression due to an inflammatory disease, in some chronic diseases, in the intake of inorganic arsenic in the exposure of tar, tar, crude paraffin oil, nitrousurea, lubricant oils, creosote, fuel oil. Any isolated keratotic or plaque that persists for more than one month in a prone patient and develops slowly is considered a carcinoma until proven otherwise. It is usually symptomless.

  • Melanoma

Melanoma is the most malignant tumor of the skin. It can be caused by normal skin or a pre-existing mole. It is a common skin cancer. It is the main lethal disease arising from the skin.

It is one of the most common types of skin cancer in young adults. Among all cancers, the type of skin cancer in which early curable tumor detection gives the most successful results is skin melanoma, thus preventing metastatic disease and death.

Approach of melanomas k 30%from a pre-existing melanocytic lesion, 70%‘ starts with normal-looking skin.

People with the following risk factors should be wary of melanoma:

  • Those with atypical nevus greater than 5 mm in size
  • Those who have more than 50 nevi on their body
  • Those with red hair and freckles (often these people have few or no moles).
  • Skin photo type 1 and 2
  • Especially those who had severe sunburn before the age of 14
  • Those with a family history of melanoma
  • Atypical melanocytic nevus syndrome

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