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Related Concept Videos

Skin Cancer01:30

Skin Cancer

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Skin cancer is a type of cancer that occurs when there is an abnormal growth of skin cells, usually triggered by damage to the DNA within the skin cells. It is primarily caused by exposure to ultraviolet (UV) radiation from the sun or artificial sources like tanning beds. Skin cancer is the most common type of cancer worldwide, and its incidence continues to rise.
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Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...
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Cancer Survival Analysis01:21

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Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...
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Pigmentation01:19

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The color of the skin is influenced by a number of pigments, including melanin, carotene, and hemoglobin. Recall that melanin is produced by cells called melanocytes, which are found scattered throughout the stratum basale of the epidermis. The melanin is transferred to the keratinocytes via melanosomes.
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The first thing a clinician sees is the skin, so the examination of the skin should be part of any thorough physical examination. Most skin disorders are relatively benign, but a few, including melanomas, can be fatal if untreated. A couple of the more noticeable disorders, albinism and vitiligo, affect the appearance of the skin and its accessory organs.
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Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model
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Skin Cancer Epidemiology, Detection, and Management.

Sumul Ashok Gandhi1, Jeremy Kampp1

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Summary
This summary is machine-generated.

Early detection of skin cancer is crucial. Any new or changing skin lesions require medical evaluation to rule out malignancy, as biopsies are often needed for diagnosis and favorable outcomes.

Keywords:
Basal cell carcinomaMelanomaMohs surgerySquamous cell carcinoma

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Area of Science:

  • Dermatology
  • Oncology

Background:

  • The three most common skin malignancies have well-documented signs and symptoms.
  • However, presentations can be atypical or overlap, necessitating careful evaluation.

Purpose of the Study:

  • To emphasize the importance of monitoring and investigating new or changing skin lesions.
  • To highlight the role of biopsy in diagnosing cutaneous malignancies.
  • To underscore the significance of early detection in managing skin cancer.

Main Methods:

  • Review of classic and atypical presentations of common skin malignancies.
  • Emphasis on clinical monitoring and diagnostic workup procedures.
  • Highlighting the diagnostic utility of skin biopsy.

Main Results:

  • Classic features exist, but overlapping and atypical presentations are common.
  • Biopsy is frequently required for definitive diagnosis of skin cancers.
  • Early detection is associated with better patient outcomes.

Conclusions:

  • Vigilance for new or changing skin lesions is essential for all physicians.
  • Prompt workup, including biopsy when indicated, is critical for accurate diagnosis.
  • Early detection of skin cancer significantly improves prognosis and mitigates psychosocial impact.