WBC Disorders Flashcards

1
Q

Lymphoma vs Leukemia?

A

Lymphoma - malignant proliferations of lymph tissue that produce tumor

Leukemia - Malignant cells of bone marrow that spill into the peripheral blood

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2
Q

What is Hodgkin Lymphoma?

A

A lymphoma of a distinctive cell type (Reed-Sternberg cell) that arises in a single lymph node

Highly curable

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3
Q

What ages are most likely to get Hodgkin Lymphoma?

A

20-30 yrs old or over 50

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4
Q

T/F: Hodgkin Lymphoma presents with a painful lymphadenopathy.

A

FALSE

Tumor is painless

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5
Q

What is present in 70% of Reed-Sternberg cells?

A

Epstein-Barr virus

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6
Q

What is needed for diagnosis of Hodgkin Lymphoma?

A

Biopsy of lymph node and identification of RS cell in appropriate background

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7
Q

What is the origin of a RS cell?

A

Germinal center B lymphocyte

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8
Q

What is the stage of a Hodgkin lymphoma that is on both sides of the diaphragm?

A

Stage III

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9
Q

What is needed to be a stage IV Hodgkin lymphoma?

A

Tumor in organs other than lymph nodes, spleen, or Waldeyer’s ring

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10
Q

Describe a tumor that is Stage II B?

A

Tumor is in more than two anatomic regions but on the same side of the diaphragm.

B = clinical symptoms are seen (fever, night sweats, weight loss)

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11
Q

T/F: Most non-hodgkin lymphomas are of B cell origin.

A

True

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12
Q

What age group is most likely to get NHL?

A

Over 40

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13
Q

T/F: Hodgkin lymphoma is more common than NHL?

A

FALSE

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14
Q

T/F: Nodular NHL disease has better prognosis than diffuse NHL disease.

A

True

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15
Q

T/F: Small cell NHL is better than large cell NHL.

A

True

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16
Q

What constitutes for high stage NHL?

A

Numerous sites of involvement or bone marrow involvement

17
Q

What makes prognosis of NHL different than other cancers?

A

Grading or sub-typing is more important than staging

18
Q

What are the characteristics of acute leukemia?

A
  1. Rapid onset with blasts in blood

2. Myeloid and lymphoid cells affected

19
Q

What are the characteristics of chronic leukemia?

A
  1. Indolent onset and involves mature cells

2. Myeloid and lymphoid cells affected

20
Q

What is the major difference in cell types between acute and chronic leukemia?

A

Acute involves blast cells while chronic involves mature cells

21
Q

What is the most frequent cancer in children < 15 years old?

A

Acute lymphoblastic leukemia

22
Q

For those with acute lymphoblastic leukemia, children have a ______ prognosis, while adults have a ______ prognosis.

A

Good; bad

23
Q

What is the treatment for acute lymphoblastic leukemia?

A

Chemotherapy with possible bone marrow transplant at relapse

24
Q

In acute myelogenous leukemia involves an increased WBC count, often accompanied by ___________ and ____________.

A

Anemia; thrombocytopenia

25
Q

T/F: Acute myelogenous leukemia is more common in children.

A

FALSE

Adults

26
Q

Chronic lymphocytic leukemia expresses surface _____ and high expression of _______.

A

IgM; BCL2

27
Q

What is the most common adult leukemia in the US?

A

Chronic lymphocytic leukemia

28
Q

Chronic lymphocytic leukemia often presents with ____________ and ____________.

A

Splenomegaly; lymphadenopathy

29
Q

In chronic lymphocytic leukemia, tumor cells suppress normal B cells, leading to __________.

A

Hypogammaglobulinemia

30
Q

Chronic myelogenous leukemia is a _______ cell disorder.

A

Stem