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A hypertrophic scar is a cutaneous condition characterized by deposits of excessive amounts of collagen which gives rise to a raised scar, but not to the degree observed with keloids. [1] Like keloids, they form most often at the sites of pimples, body piercings, cuts and burns. They often contain nerves and blood vessels.
However, unlike hypertrophic scars which are contained within the area where the injury once was, keloid scars grow beyond the borders of the original injury, according to Dr. Zakia Rahman, a ...
Hypertrophic scar. Silicone gel sheeting is the gold-standard and non-invasive treatment for hypertrophic and keloid scars. During skin injury repair, dermal cells proliferate and migrate from the skin tissue to the wound, producing collagen and causing contraction of the placement dermis. [5]
Japanese sailor with keloid scarring during the First Sino-Japanese War. People of Asian descent are among the groups more likely to develop keloid scars. People who have ancestry from Sub-Saharan Africa, Asia, or Latin America are more likely to develop a keloid. Among ethnic Chinese in Asia, the keloid is the most common skin condition. In ...
These treatments work by rehydrating the keloid scar tissue and regulating collagen production, prompting skin to soften and flatten. Follow the manufacturer’s instructions for best results.
Hypertrophic scars are often distinguished from keloid scars by their lack of growth outside the original wound area, but this commonly taught distinction can lead to confusion. [6] Keloid scars can occur on anyone, but they are most common in dark-skinned people. [7] They can be caused by surgery, cuts, accident, acne or, sometimes, body ...
A seborrheic keratosis is a non-cancerous skin tumour that originates from cells, namely keratinocytes, in the outer layer of the skin called the epidermis. Like liver spots, seborrheic keratoses are seen more often as people age. [4] The tumours (also called lesions) appear in various colours, from light tan to black.
They are described as firm and raised from the skin. [33] [35] Hypertrophic scars remain within the original margins of the wound, whereas keloid scars can form scar tissue outside of these borders. [33] Keloid scars from acne occur more often in men and people with darker skin, and usually occur on the trunk of the body. [33]