Types of Skin Growths Dermatofibromas Dermatofibromas are non-cancerous growths that only require treatment if they become tender, painful or itchy. They are usually seen on the lower legs or trunk and are of unknown origin although they may occur following trauma. Prurigo Nodularis Prurigo ...
Skin cancer Naevi Naevi, the medical term for moles, are commonly raised or flat spots that occur on the skin genetically or as a result of sun exposure. These common skin lesions are formed when melanocyte cells (the cells that give pigment to our skin) grow in a group rather than indiv...
get older. You get them from exposure to sunlight, which is why they tend to appear on your face, hands, and arms. You can try bleach creams, acid peels, and light-based treatments to fade them. See a dermatologist to rule out serious problems like melanoma, a type of skin cancer. ...
Acne is caused by blocked hair follicles and oil (sebaceous) glands of the skin, often triggered by hormonal changes. The term acne refers to not only pimples on the face, but blackheads, cysts, and nodules as well. Some people get acne on other parts of their body too, such as the ...
· They often appear on the trunk, arms, or thighs· They tend to occur in multiples in early adulthood What does a normal mole look like? Types of skin moles and how to know if they’re safe Skin cancer pictures Images courtesy of the American Academy of DermatologySkinVision...
There are more than 100 types of cancer, and some are more common than others, depending on things like your age, gender, and racial or ethnic group. (For example,prostate canceronly affects men, andbreast canceris far more likely in women.) ...
Until the early twentieth century, it was always unsuccessful to transfuse blood(输血) from one person to another person. Then in 1901, Karl Landsteiner, an Austrian scientist, discovered that there are four types of blood. These four blood types were named A, B, AB, and O. People have ...
Common Cancer Types Symptoms Medical Author: Jerry R. Balentine, DO, FACEP Medical Editor: Charles Patrick Davis, MD, PhD Things to Know About 18 Signs/Symptoms What Should I Know About Cancer? Picture of cancer cell by BigStock/iStock In the U.S., cancer is the second most common...
Overweight orobese: Being overweight or obese raises the risk for numerous types of cancer, including ovarian cancer. While a poor diet and a sedentary lifestyle are not specific risk factors for ovarian cancer, they are often underlying causes of obesity, and they are risk factors for many ot...
Skin cancer is the most common cancer in the U.S., affecting millions worldwide. This cancer comes in two main types: melanoma, which is less common but more deadly, and non-melanoma skin cancers, which include basal cell carcinoma and squamous cell carcinoma. Ad Dr. Collin Costello, a M...