Neoplasia Flashcards

1
Q

Spread to adjacent structures

A

Invasion

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2
Q

Study of tumors or neoplasm

A

Oncology

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3
Q

Resemblance to tissue of origin

A

Well differentiated

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4
Q

Means new growth

A

Neoplasm

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5
Q

Uncontrolled, disorderly proliferation of cells, resulting in a benign or malignant

A

Neoplasia

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6
Q

Implantation into noncontiguous sites

A

Metastasis

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7
Q

Swelling but not necessarily neoplastic, but now equated with neoplasm

A

Tumor

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8
Q

Little or no resemblance

A

Poorly differentiated

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9
Q

Most defining characteristic of malignancy; less differentiated

A

Metastasis

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10
Q

Epithelial origin

A

Carcinoma

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11
Q

Poorly differentiated , pleomorphism, hyperchromatism, increase nuclear-cytoplasmic ratio, abnormal mitosis, cellular dyspolarity, often prominent nucleoli.

A

Anaplasia

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12
Q

Transitional cell epithelium of Urinary Tract

A

Transitional cell CA

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13
Q

Reversible change, often precedes malignancy

A

Dysplasia

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14
Q

Marked variability in nuclear size and shape

A

Pleomorphism

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15
Q

Aggressive but often respond well to chemo and radiotherapies.

A

Anaplasia

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16
Q

Tumor-induced proliferation of non-neoplastic Fibrous Connective tissue

A

Desmoplasia

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17
Q

Stratified squamous epithelium

A

Squamous Cell CA

18
Q

Examples of desmoplasia

A

Breast, Prostate & Pancreas

19
Q

Mesenchymal origin

20
Q

Bone origin

A

Osteosarcoma

21
Q

Fatty tissue origin

A

Liposarcoma

22
Q

Skeletal muscle origin

A

Rhabdomyosarcoma

23
Q

Smooth muscle origin

A

Leiomyosarcoma

24
Q

Grow slowly, do not metastasize but growth may compress adjacent structure

A

Benign tumors

25
Suffix in most tumors
-oma
26
Usually well differentiated
Benign Tumor
27
Has 3 germ layers
Teratoma
28
Eponymically named tumors
Burkitt lymphoma Hodgkin disease Wilms tumor
29
Arise in ovaries or testes
Teratoma
30
Germ layers
Mesoderm Ectoderm Endoderm
31
Finger-like processes overlying a core of connective tissue stroma containing blood vessels
Papilloma
32
Connective tissue proliferation surrounding glandular epithelium
Fibroadenoma
33
Glandular epithelium origin
Adenoma
34
Most common neoplasm in women
Uterine Leiomyoma/ Fibroid tumor
35
Small non-neoplastic area of normal tissue misplaced in onother organ
Choristoma
36
Adenomatous papillary processes extend into cystic spaces
Papillary Cystadenoma
37
Irregular accumulation of blood vessels
Hemangioma
38
Benign tumors of mesencymal origin
``` Leiomyoma Lipoma Rhabdomyoma Fibromaa Chondroma ```
39
Example of Fibroadenoma
Breast fibroadenoma
40
Example of papillary cystadenoma
Cystadenoma of the ovary
41
Example of Choristoma
Pancreatic Tissue in the stomach wall
42
Morphologic Manifestation of Dysplasia
* Disorderly maturation and Spatial arrangement of cells * Pleomorphism- marked variability in nuclear size and shape * Increased, abnormal mitosis