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Soft-tissue sarcoma. Undifferentiated soft tissue sarcoma in left lung of young child. Specialty. Oncology. A soft-tissue sarcoma ( STS) is a malignant tumor, a type of cancer, that develops in soft tissue. [1] A soft-tissue sarcoma is often a painless mass that grows slowly over months or years. They may be superficial or deep-seated.
Oncology. A sarcoma is a malignant tumor, a type of cancer that arises from cells of mesenchymal ( connective tissue) origin. [1] [2] Connective tissue is a broad term that includes bone, cartilage, muscle, fat, vascular, or other structural tissues, and sarcomas can arise in any of these types of tissues.
Squamous-cell carcinoma. Squamous-cell carcinoma ( SCC ), also known as epidermoid carcinoma, comprises a number of different types of cancer that begin in squamous cells. [1] These cells form on the surface of the skin, on the lining of hollow organs in the body, and on the lining of the respiratory and digestive tracts.
Vacuoles are more prominent in mucinous tumors but can be seen in serous tumors as well. Adenocarcinoma [1] (/ ˌ æ d ɪ n oʊ k ɑːr s ɪ ˈ n oʊ m ə /; plural adenocarcinomas or adenocarcinomata / ˌ æ d ɪ n oʊ k ɑːr s ɪ ˈ n oʊ m ə t ə /; AC) is a type of cancerous tumor that can occur in several parts of the body.
The following is a list of cancer types. Cancer is a group of diseases that involve abnormal increases in the number of cells, with the potential to invade or spread to other parts of the body. [1] Not all tumors or lumps are cancerous; benign tumors are not classified as being cancer because they do not spread to other parts of the body. [1]
Hard lump with a scaly top or ulceration. [1] Cutaneous squamous-cell carcinoma ( cSCC ), also known as squamous-cell carcinoma of the skin or squamous-cell skin cancer, is one of the three principal types of skin cancer, alongside basal-cell carcinoma and melanoma. [10] cSCC typically presents as a hard lump with a scaly surface, though it may ...
Carcinoma is a malignancy that develops from epithelial cells. [1] Specifically, a carcinoma is a cancer that begins in a tissue that lines the inner or outer surfaces of the body, and that arises from cells originating in the endodermal, mesodermal [2] or ectodermal germ layer during embryogenesis. [3]
Ovarian tumors by incidence and risk of ovarian cancer, with mature cystic teratoma at bottom and immature teratoma at right. [55] Embryonal teratomas most commonly occur in the sacrococcygeal region; sacrococcygeal teratoma is the single most common tumor found in newborn humans.