Cancer 4 (02.27) Flashcards

1
Q

There is a correlation b/t the size and extent of spread of cancer and severity of

A

Cachexia

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2
Q

1 symptom of hypercalcemia of malignancy

A

Nausea

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3
Q

2nd and 3rd most common symptoms of lung cancer

A

Hemoptysis, Dyspnea

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4
Q

2nd most common cause of new lung cancers

A

Radon

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5
Q

2nd most common source of ACTH causing Cushing Syndrome

A

Small Cell Carcinoma of Lung

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6
Q

3 most common paraneoplastic syndromes

A

Hypercalcemia, Cushing (ACTH), Carcinoid Syndrome (Serotonin)

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7
Q

3 most common symptoms of Colon Cancer

A

Abdominal pain, Change in bowel habits, Hematochezia or melena

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8
Q

3rd most common cause of new lung cancers

A

Passive Smoking

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9
Q

Basement membrane about 10x normal size is a feature of

A

Chronic smoking

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10
Q

BCR-ABL is seen in

A

Chronic Myeloid Leukemia

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11
Q

Bronchiole with necrotizing inflammation, infiltration of lymphoctyes and PMNs, accumulation of mac’s with brown/black pigment

A

Respiratory Bronchiolitis

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12
Q

Buffalo Hymp is seen in

A

Cushing Syndrome

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13
Q

Carcinoid Syndrome symptom

A

Attacks of cutaneous flushing (deep red erythema of face and neck)

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14
Q

Cushing syndrome arising as paraneoplastic phenomenon is usually related to

A

ectopic production of ACTH or ACTH-like polypeptides by cancer cells

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15
Q

Dx of Prostate Cancer usually follows

A

screening for PSA or rectal exam

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16
Q

Function of Proteolysis-Inducing Factor

A

Breakdown of skeletal muscle proteins by ubiquitin-proteosome pathway

17
Q

Incidence of Paraneoplastic Syndromes

A

10-15% of patients with cancer

18
Q

Keratin Pearl

A

Seen in squamous cell carcinoma of lung

19
Q

Kertin Pearl indicates

A

Squamous Cell Carcinoma

20
Q

Marker for HCC

21
Q

Most common lung cancer type to cause hypercalcemia

A

Squamous cell carcinoma

22
Q

Most common Paraneoplastic Syndromes

A

Hypercalcemia, Cushing, Nonbacterial Thrombotic Endocarditis

23
Q

Most common source of ACTH causing Cushing Syndrome

A

Pituitary Adenoma

24
Q

Most common symptom of lung cancer

25
Most important mechanisms of hypercalcemia in paraneoplastic syndrome
Synthesis of Parathyroid Hormone-related protein by tumor cells
26
Neoplasms most associated with Paraneoplastic Syndromes
Lung, breast, and hematologic malignancies
27
Non-paraneoplastic syndrome cause of hypercalcemia
Widespread osteolytic metastatic disease of bone
28
Paraneoplastic syndromes occur in what percent of cancer patients
10%
29
PCR-based detection of T cell receptor or Ig allows
distinction between monoclonal (neoplastic) and polyclonal (reactive) proliferations
30
Percent of lung cancer patients with symptoms at Dx
90%
31
Percent of women with no symptoms at time of dx of breast cancer
55%
32
Regenerative nodules of hepatocytes completely surrounded by fibrous tissue with numerous lymphocytes
Cirrhosis
33
Respiratory Bronchiolitis =
Smoking
34
Role of TNF in Cachexia
Suppresses appetite and inhibits action of lipoprotein lipase, inhibiting release of FFA's from lipoproteins
35
T/F: The vast majority of prostate cancer patients have no symptoms at Dx
TRUE
36
Type of cancer most likely to cause paraneoplastic syndrome
Small Cell Carcinoma (neuroendocrine tumor)
37
When is PSA test most valuable
for detecting residual diseae or recurrent following treatment