Is Lentiginous melanocytic nevus cancer?
Lentiginous melanoma is a slowly progressive variant of melanoma found on sun-damaged skin of the trunk and limbs. Lentiginous melanoma is usually diagnosed when the malignant cells are in situ and it is thought to have a low risk of invasive melanoma.
Can a junctional nevus be cancerous?
A junctional nevus is a non-cancerous type of growth made up of melanocytes. Junctional nevi are usually seen in individuals of lighter skin complexion and can be found anywhere on the body.
Is melanocytic nevus benign or malignant?
Melanocytic nevi are benign neoplasms or hamartomas composed of melanocytes, the pigment-producing cells that constitutively colonize the epidermis.
What does lentiginous nevus mean?
Background. Speckled lentiginous nevus is a patch of hyperpigmentation that can be seen on any area of the body. This patch contains a variable number of darkly pigmented macules and papules. Some authorities believe that speckled lentiginous nevus is a subtype of congenital melanocytic nevus.
Can nevus become cancerous?
Is it cancer? No. A dysplastic nevus is more likely than a common mole to become cancer, but most do not become cancer.
Does melanocytic mean melanoma?
Background Moles, or melanocytic nevi, are both markers of an increased risk of cutaneous melanoma and direct precursor lesions.
What does junctional melanocytic nevus mean?
Junctional nevi are the result of a single abnormal melanocyte that begins to proliferate at the dermal epidermal junction, and are often seen clinically as a dark flat nevus. A junctional nevus will typically evolve over time into a compound nevus, which is a nevus with both epidermal and dermal melanocytes.
What is Lentiginous?
Lentiginous is a descriptive term of a pattern of melanocytic growth as individual cells along the dermal epidermal junction.
What is junctional melanocytic nevus with mild atypia?
What is junctional nevus?
A junctional nevus is a mole that occurs between two layers of skin. This image shows two junctional nevi that appear as uniformly brown small macules, round in shape with smooth regular borders. Color Atlas & Synopsis of Pediatric Dermatology.
What is junctional melanocytic nevus?
The junctional melanocytic nevus is a well-circumscribed brown to black macule, which may clinically resemble a lentigo. It may develop anywhere on the body surface. Usually it appears during childhood or early adolescence, and matures with time into a compound nevus and later into an intradermal nevus.
What is lentiginous?
Is acral lentiginous melanoma painful?
Acral lentiginous melanoma may be painful if it reaches advanced stages in certain areas of your body. If lesions are found on the sole of your foot, the growths may thicken as the cancer progresses and may cause walking to be painful.
Is melanocytic nevi malignant or benign?
Although melanocytic nevi are examples of what are called benign neoplasms, or non-cancerous growths, they have the potential to become malignant, or cancerous. A congenital melanocytic nevus carries a higher risk of melanoma development.
Are atypical moles a sign of melanoma?
Although moles in themselves are not bad or dangerous, or a sign of disease, atypical moles can display some of the signs of melanoma and it can be difficult to know when to worry about a funny-looking mole on your skin. Normal and atypical moles very rarely turn into melanoma.
What is melanocytic nevi of trunk?
A melanocytic nevus is benign tumor of melanocytic (pigment-based) cells that occur on the skin Lentiginous Melanocytic Nevus is described as an early phase in the formation of melanocytic nevus. It is a benign, pigmented skin tumor that chiefly forms on the upper and lower limbs and on the trunk region.