Benign neoplasms of the skin of the trunk are growths that develop on the skin, which are non-cancerous. They can appear anywhere on the trunk region, including the chest, back, and abdomen. These neoplasms usually occur as a result of the overgrowth of cells in the skin's layers. One of the most common types of benign neoplasms of the skin of the trunk is the seborrheic keratosis.
Seborrheic keratosis is a common benign neoplasm that occurs in people aged 50 years and older. They usually appear as small, raised growths that look like warts. They can be black, brown, or tan in color and have a rough or waxy texture. Seborrheic keratosis is not a cause for concern as they are non-cancerous. However, they can be removed for cosmetic reasons or if they become irritated or itchy.
Another type of benign neoplasm of the skin of the trunk is the dermatofibroma. Dermatofibroma is an overgrowth of scar tissue that usually appears as a small, firm bump on the skin. They can be brown, pink, or red in color and are usually painless. Dermatofibromas are not cancerous, but they can be removed for cosmetic reasons or if they cause discomfort.
Fibroma is another type of benign neoplasm that can develop on the skin of the trunk. They are small, round, and firm growths that can be skin-colored or red in color. Fibromas are usually painless and are not a cause for concern. However, they can be removed for cosmetic reasons or if they become irritated or bleed.
Other types of benign neoplasms of the skin of the trunk include lipoma, angioma, and neurofibroma. Lipoma is a growth of fat cells that usually appears as a soft, rubbery lump under the skin. Angioma is the overgrowth of blood vessels that appear as red or purple spots on the skin. Neurofibroma is a growth of nerve tissue that usually appears as a small, firm bump on the skin.