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Neoplasia
Tumor Medical Terminology
44
Medical
Professional
10/26/2012

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Term
Parenchyma
Definition
proliferating cells; determines biological behavior
Term
Stroma
Definition
comprised of CT, blood vessels, macrophages; determines growth/evolution of tumor
Term
Epithelial Tissue
Definition
benign = -oma

malignant = carcinoma
Term
Mesenchymal Tissue
Definition
benign = -oma

malignant = sarcoma
Term
Stratified Squamous
Definition
Benign: squamous cell papilloma

Malignant: Squamous cell carcinoma
Term
Basal cells of skin/adnexa
Definition
Benign: Squamous cell papilloma

Malignant: Basal cell carcinoma
Term
Epithelial lining of glands
Definition
Benign: Adenoma

Malignant: Adenocarcinoma
Term
Epithelial lining with finger-like projections
Definition
Benign: Papilloma

Malignant: Papillary carcinoma
Term
Epithelial lining of glands/ducts with cavity
Definition
Benign: Cystadenoma

Malignant: Cystadenocarcinoma
Term
Respiratory Passages
Definition
Benign: Bronchial adenoma

Malignant: Bronchogenic carcinoma
Term
Renal Epithelium
Definition
Benign: Renal tubular adenoma

Malignant: Renal cell carcinoma
Term
Liver cells
Definition
Benign: Liver cell adenoma

Malignant: Hepatocellular carcinoma
Term
Urinary tract epithelium (transitional)
Definition
Benign: Urothelial papilloma

Malingant: Urothelial carcinoma
Term
Placental epithelium
Definition
Benign: Hydatidiform/Vesicular mole

Malignant: Chorio-carcinoma
Term
Testicular epithelium
Definition
Malignant: Embryonal carcinoma / Seminoma
Term
Tumors of Melanocytes
Definition
Benign: Nevus (moles)

Malignant: Malignant melanoma
Term
Hydatidiform mole (vesicular mole)
Definition
Benign tumor of cells lining placental epithelium (cyto/syncitio-trophoblast)
"looks like a bunch of grapes"
Term
Colon Adenoma
Definition
appears as a "strawberry on a stick"
Term
Cystadenoma
Definition
cavitary appearance
Term
Polyp
Definition
club-like projection into lumen of hollow viscus
Term
Papilloma
Definition
finger-like projections
Term
Polyp Subtypes
Definition
Sessile Polyp: without a distinct stalk

Pedunculated: distinct stalk
Term
Fibrous Tissue
Definition
Benign: Fibroma

Malignant: Fibro-sarcoma
Term
Adipose Tissue
Definition
Benign: Lipoma

Malignant: Lipo-sarcoma
Term
Bone
Definition
Benign: Osteoma

Malignant: Chondro-sarcoma
Term
Cartilage
Definition
Benign: Chondroma

Malignant: Chondro-sarcoma
Term
Smooth Muscle
Definition
Benign: Leiomyoma

Malignant: Leiomyo-sarcoma
Term
Skeletal Muscle
Definition
Benign: Rhabdomyoma

Malignant: Rhabdomyo-sarcoma
Term
Lipoma
Definition
fat cell (adipocyte)
*most common benign tumor in males
Term
Leiomyoma
Definition
smooth muscle
*most common benign tumor in females
Term
Blood Vessels
Definition
Benign: Hemangioma

Malignant: Angiosarcoma
Term
Lymph Vessels
Definition
Benign: Lymphangioma

Malignant: Lymphangio-sarcoma
Term
Synovium
Definition
Malignant: Synovial sarcoma

Benign: Lymphangioma
Term
Mesothelium
Definition
Malignant: Mesothelioma

Benign: Lymphangioma
Term
Brain Coverings
Definition
Benign: meningioma

Malignant: Invasive meningioma
Term
Malignant TUmors with Suffix 'oma'
Definition
Melanoma, Lymphoma, Seminoma, Hepatoma, Astrocytoma
Term
Seminoma
Definition
Malignant testicular tumor from germ cells in testicular epithelium
*most common malignant testicular tumor
Term
Melanoma
Definition
Malignant tumor from melanocytes
*increasing prevalence in U.S.
Term
Mixed Tumor
Definition
Composed of more >1 parenchymal cell type & derived from 1 germ cell layer
Term
Pleomorphic ademoma
Definition
Benign mixed tumor of salivary gland origin
Term
Teratoma
Definition
Composed of >1 parenchymal cell type and derived from >1 germ cell layer
Term
Totipotent cells (in gonands)
Definition
Benign: Mature cystic teratoma

Malignant: Terato-carcinoma
Term
Choristoma
Definition
Ectopic rest of normal tissue (normal tissue in a foreign location)
Term
Hamartoma
Definition
Tissue present in the right location, but wrong proportion
**Disorganized Normal Tissue
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