WBC Disorders Flashcards
Lymphoma vs Leukemia?
Lymphoma - malignant proliferations of lymph tissue that produce tumor
Leukemia - Malignant cells of bone marrow that spill into the peripheral blood
What is Hodgkin Lymphoma?
A lymphoma of a distinctive cell type (Reed-Sternberg cell) that arises in a single lymph node
Highly curable
What ages are most likely to get Hodgkin Lymphoma?
20-30 yrs old or over 50
T/F: Hodgkin Lymphoma presents with a painful lymphadenopathy.
FALSE
Tumor is painless
What is present in 70% of Reed-Sternberg cells?
Epstein-Barr virus
What is needed for diagnosis of Hodgkin Lymphoma?
Biopsy of lymph node and identification of RS cell in appropriate background
What is the origin of a RS cell?
Germinal center B lymphocyte
What is the stage of a Hodgkin lymphoma that is on both sides of the diaphragm?
Stage III
What is needed to be a stage IV Hodgkin lymphoma?
Tumor in organs other than lymph nodes, spleen, or Waldeyer’s ring
Describe a tumor that is Stage II B?
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)
T/F: Most non-hodgkin lymphomas are of B cell origin.
True
What age group is most likely to get NHL?
Over 40
T/F: Hodgkin lymphoma is more common than NHL?
FALSE
T/F: Nodular NHL disease has better prognosis than diffuse NHL disease.
True
T/F: Small cell NHL is better than large cell NHL.
True