Cancer Flashcards

1
Q

Two major dysfunctions in cancer development

A

Defective cell proliferation

Defective cell differentiation

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2
Q

normal cells growing in the wrong place @ wrong time

A

benign

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3
Q

Abnormal cells that serve no useful function & are harmful

A

malignant

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4
Q

Benign cells are

A

slow growing; non infiltrating

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5
Q

cells differ slightly from normal cells

A

grade I

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6
Q

Cells are more abnormal & moderately differentiated

A

grade II

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7
Q

Cells are very abnormal & poorly differentiated

A

grade III

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8
Q

Cells are immature & primitive & undifferentiated; cells of origin is difficult to determine

A

grade IV

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9
Q

Cancer that is precancerous

A

0 stage

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10
Q

Tumor limited to tissue of origin; localized tumor growth

A

I stage

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11
Q

Limited local spread

A

II stage

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12
Q

Extensive local & regional spread

A

III stage

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13
Q

Metastasis

A

IV stage

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14
Q

TNM classification

A

Tumor size & invasiveness (T)
Spreads to lymph nodes (N)
Metastasis (M)

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15
Q

blood cancers (leukemia)

A

hematologic cancer

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16
Q

organ cancers (lung cancer)

A

Solid cancer

17
Q

mx

A

unable to evaluate

18
Q

m0

A

no evidence of metastasis

19
Q

Primary Prevention

A

avoid carcinogenesis
Maintain healthy wt
diet
exercise

20
Q

Cancer management

A

surgical–resection

Focused on destroying cancer cells & preventing future growth

21
Q

radiation administered internally using radiation source/ implant- *pt is radioactive

A

brachytherapy

22
Q

radiation beam given externally -*pt is not radioactive

A

tele therapy

23
Q

-*External radiation-skin is marked on where to put beam to give radiation-encourage

A

well balanced diet

radiation can alter taste, fatigue, skin tissue integrity

24
Q

main disadvantage of chemo

A

can destroy normal cells as well

25
Q

NEVER give chemo thru

A

IV: can cause infiltration

26
Q

Anyone preparing chemo

A

handle meds carefully, dispose meds carefully, wear PPE, can only be done by oncologist certified nurse

27
Q

Chemo side effects

A

Bone marrow suppression

  • Chemotherapy-induced nausea and vomiting (CINV)
  • Mucositis
  • Alopecia
  • Changes in cognitive function (“chemo brain”)
  • Peripheral neuropathy
  • Anxiety
28
Q

Must be on neutropenic precautions

A
NO plants flower
fresh fruits & veggies
Avoid standing water 
private rooms
wear masks
29
Q

Sepsis: immunosuppression checK:

A

blood culture
free from infection
need aseptic tech.

30
Q

Risk factors/changes to be aware of

A
Changes in bowel/bladder habits
Sore throats
Unusual bleeding
Thickening/lump
Indigestion/difficulty swallowing
Change in wart/mole
new cough
31
Q

treatment of CINV

A
antiemetics
calorie count
check urine output
mouth care
cold foods