What does Level 3 melanoma mean?
Stage III melanomas are tumors that have spread to regional lymph nodes or have developed in-transit deposits of disease, but there is no evidence of distant metastasis. Stage III melanoma is regional melanoma, meaning it has spread beyond the primary tumor (local) to the closest lymph nodes, but not to distant sites.
What is Clark’s Level 3?
Skin cancer that has spread down through the papillary dermis (the thin top layer of the dermis) but not into the reticular dermis (the thick bottom layer of the dermis). Clark levels of skin cancer.
What is Clark classification of melanoma?
Level 1: Melanoma is confined to the epidermis (the outer layer of the skin). Level 2: Melanoma has invaded the papillary dermis (the outermost layer of the dermis, the next layer of skin). Level 3: Melanoma has invaded throughout the papillary dermis and is touching on the next, deeper layer of the dermis.
How thick is melanoma in situ?
This stage is also known as melanoma in situ. The tumor is more than 1 mm thick (T2b or T3) and may be thicker than 4 mm (T4). It might or might not be ulcerated. The cancer has not spread to nearby lymph nodes (N0) or to distant parts of the body (M0).
What stage is Clark’s Level 3?
In Clark Level III, the cancer has spread through the papillary dermis into the papillary-reticular dermal interface but not into the reticular dermis (lower layer of the dermis). In Clark Level IV, the cancer has spread into the reticular dermis. In Clark Level V, the cancer has spread into the subcutaneous tissue.
What are the levels of melanoma on the Clark scale?
The Clark Scale has five levels: Level 1: Melanoma is confined to the epidermis (the outer layer of the skin). Level 2: Melanoma has invaded the papillary dermis (the outermost layer of the dermis, the next layer of skin).
What’s the difference between Level 3 and 5 melanoma?
Level 3 means the melanoma cells are touching the next layer down known as the reticular dermis (deep dermis) Level 5 means the melanoma has grown into the layer of fat under the skin (subcutaneous fat)
What are the 5 levels of the Clark scale?
The Clark scale has 5 levels: Level 1 is also called melanoma in situ – the melanoma cells are only in the outer layer of the skin (the epidermis) Level 2 means there are melanoma cells in the layer directly under the epidermis this is known as the papillary dermis (superficial dermis) Level 3 means the melanoma cells are touching…
What is the Breslow thickness of melanoma skin cancer?
Breslow thickness. Breslow thickness is the measurement of the depth of the melanoma from the surface of your skin down through to the deepest point of the tumour.