What is an acral nevus?
What is an acral nevus?
An acral nevus is a cutaneous condition of the palms, soles, fingers, or toes (peripheral body parts), characterized by a skin lesion that is usually macular or only slightly elevated, and may display a uniform brown or dark brown color, often with linear striations.
What is an acral melanoma?
Acral lentiginous melanoma is a rare type of skin cancer. It begins when the melanocytes in the skin grow out of control and form tumors. Melanocytes are the cells responsible for making melanin, the pigment that determines the color of the skin.
What causes acral nevus?
The majority of melanonychia are benign, as the most common causes include subungual hemorrhage, nail matrix nevus, trauma-induced pigmentation, nail apparatus lentigo or ethnic-type nail pigmentation [50,51].
What causes acral Melanosis?
There are various causes of acral pigmentation varying from genetic to acquired, benign to malignant, autoimmune to infectious, drug-induced, nutritional deficiencies, postinflammatory, and even exogenous reasons. The pigmentation may be occurring in isolation or associated with various systemic features.
Is acral nevus common?
In contrast to AM, benign acral melanocytic lesions are relatively common in the general population [1,6]. Acral pigmented lesions are more common in skin-of-color patients compared with non-Hispanic whites [1,18].
Is lentiginous compound nevus benign?
The darker, speckled areas represent compound, or junctional, nevi. Zosteriform lentiginous nevus is defined as speckled lentiginous nevus in a dermatomal distribution.3. These lesions are considered benign, and they are not associated with systemic abnormalities.
Is that Blood Under my nail or is it melanoma?
Melanoma is a serious form of skin cancer that can cause skin — including the skin under the nails — to discolor and sometimes bleed. Melanoma in the nail bed is rare, occurring in just about 1 in 1 million people. But it tends to get diagnosed later and therefore is more likely to be deadly.
What is acral lick granuloma?
Lick granuloma. A lick granuloma, also known as acral lick dermatitis, is a skin disorder found most commonly in dogs, but also in cats. In dogs, it results typically from the dog’s urge to lick the lower portion of one of their legs. The lesion can initially be red, swollen, irritated, and bleeding, similar to a hot spot (wet eczema).
What is acral skin?
Description. Acral peeling skin syndrome is a skin disorder characterized by painless peeling of the top layer of skin. The term “acral” refers to the fact that the skin peeling in this condition is most apparent on the hands and feet. Occasionally, peeling also occurs on the arms and legs. The peeling is usually evident from birth,…
