Skin Lesions Questions and Answers Latest Update Graded A+

Skin Lesions Questions and Answers Latest Update Graded A+ What is a skin lesion? A skin lesion is any abnormal change in the appearance of the skin, which can include growths, discoloration, or other changes in texture. What is the most common type of skin lesion? The most common type of skin lesion is a benign mole, also known as a melanocytic nevus. What is a seborrheic keratosis? Seborrheic keratosis is a non-cancerous skin tumor that appears as a brown, black, or light tan growth on the skin with a waxy or wart-like texture. What causes actinic keratosis? Actinic keratosis is caused by prolonged sun exposure, leading to thick, scaly patches on the skin that can develop into skin cancer. What is a common characteristic of a basal cell carcinoma lesion? 2 A basal cell carcinoma often appears as a pearly or waxy bump, sometimes with visible blood vessels, and is typically found on sun-exposed areas of the skin. What does a squamous cell carcinoma skin lesion look like? Squamous cell carcinoma usually appears as a firm, red nodule, or a flat lesion with a scaly, crusted surface. How can you identify a melanoma? Melanomas often have irregular, asymmetrical shapes, uneven borders, multiple colors, and can grow rapidly or change in appearance. What is a freckle? A freckle is a small, flat, brown spot on the skin, usually due to increased melanin production in response to sun exposure. What is the difference between a mole and a melanoma? A mole is typically a uniform color and shape, while a melanoma may have irregular borders, multiple colors, and can change in size, shape, or color over time. 3 What are the symptoms of a skin infection causing a lesion? Symptoms of a skin infection causing a lesion can include redness, warmth, swelling, pain, and sometimes pus or drainage. What is a pustule? A pustule is a small, inflamed, pus-filled blister on the skin, often seen in conditions like acne or folliculitis. What is a vesicle? A vesicle is a small, fluid-filled blister that can be caused by conditions like chickenpox or contact dermatitis. What is a cyst? A cyst is a closed sac-like structure filled with liquid, semi-solid, or gaseous material, often appearing as a bump under the skin. How does a cold sore (herpes simplex) present itself on the skin? A cold sore appears as a cluster of fluid-filled blisters, usually around the lips or mouth, caused by the herpes simplex virus. 4 What is a hives lesion? Hives, or urticaria, are raised, red or pale