Foreign non-melanoma after kidney transplantation is the main type of cancer, mainly for the phosphate, in the ultraviolet radiation is particularly prominent place. The incidence of renal transplantation within 5 years, 5 to 10 years, 10 to 20 years, 20 years after the incidence were 18,8%, 24,8%, 33,3%, 47,1%, 20 times the incidence of the general population the above. The incidence of skin cancer in the country is lower than that of foreign countries, about 12% to 13%, which may be related to regional and ethnic differences, less immunosuppressive agents and shorter follow-up time.
Multiple, recurrence, invasive skin cancer can cause severe local tissue damage, metastases to lymph nodes and distant tissues. Approximately 5% of skin cancer patients died of the disease after kidney transplantation.
Is generally considered precancerous lesions, mainly for the skin red, rough, with acupuncture or burning sensation, generally appear in the exposed skin: hair loss of the head, face, upper limbs and back of the hand. If not handled, can be transformed into squamous cell carcinoma.
Squamous cell carcinoma
The most common skin cancer after kidney transplantation is related to sun exposure time. Mainly for the head and neck, back of the skin red, scaly uplift, skin lesions difficult to heal. The incidence of the disease in kidney transplant patients is about 65 times that of the general population.
Basal cell carcinoma
Kidney transplantation after the second incidence of skin cancer, mainly for the skin of small pink uplift or rash, can be repeated ulceration, bleeding and then formed crust. The incidence of the disease in kidney transplant patients is about 10 times that of the general population.
The most aggressive skin cancer. Mainly for the skin brown, red, black spots. Renal transplant patients the incidence of the disease is about 3 to 4 times the general population.
Mainly for the red, pink, purple patches or rash. The incidence of renal transplant patients was only 0,5%.
Advances in prevention of skin cancer after renal transplantation
Patients should check their skin once a month.
At least once a year by a doctor to check the skin, such as the discovery of suspicious rash should be timely referral.
Reduce the time of sunlight, especially between 10 am and 2 pm; when the patient goes out, especially between March and October, a sunscreen with a SPF of at least 15 is used, such as sunscreen An index of 20 sunscreen. Even in the shade, do not forget to pay attention to protection. Do not enjoy sunbathing; wear protective clothing, in the easy exposed parts: head, neck, hand, arm painted sunscreen index for 20 sunscreen.
Local use of vitamin A control of actinic keratosis, reduce the recurrence of cancer.
① long lasting or when the good guilty or a small amount of bleeding skin ulcers.
② where the sun keratosis occurs bleeding, ulceration or asymmetric nodules prominent like.
③ past the radiation through the skin or old scars, or sinus at the ulceration or nodular processes.
④ long time does not subside the red skin scar, which shows mild erosion when the guard in situ cancer may be.
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