Lymphoma Flashcards
lymph nodes in Hodgkin’s lymphoma
- continuous lymph node group to contiguous lymph node group
diffuse large B-cell lymphoma cytogenetic abnormalities? molecular abnormalities?
- no cytogenetic abnormalities
- abnormal Bcl-6
small lymphocytic lymphoma flow cytometry
- CD5 and CD23 present
- light chain restricted
follicular hyperplasia has a need for
- antibody production
most common type of non-hodgkin’s lymphoma
- diffuse large B-cell lymphoma
follicular small cleaved lymphoma may progress to
- large cell lymphoma
paracortical hyperplasia has an increased need for
- cell-mediated immunityq
lymphoma pathology classification schemes
- working formulation
- WHO
follicular small cleaved lymphoma curability
- incurable
Burkitt’s lymphoma affects which population
- children
paracortical hyperplasia expansion of
- paracortical activity
- increased mitotic activity
- activated lymphocytes
Burkitt’s lymphoma affects which cell
- mature B cell
two or more nodal regions of an extra nodal site on the same side of the diagraphragm is what stage
II
lymphoblastic lymphoma affects which cell
- immature T cells expressing CD3
- coexpressing CD4 and CD8
- and TdT
diffuse large B-cell lymphoma can be associated with
- immune dysfunctional
diffuse large B-cell lymphoma curability of low stage
- low stage can be cured
sinus histiocytosis stimulation of
- antigen-presenting cells
Hodgkin lymphoma flow cytometry nor cytogenetics
- not diagnostic
mantle cell lymphoma translocation
- t(11;14)
- cyclin D1 gene
follicular small cleaved lymphoma affects which population
- middle-aged to elderly adults
intermediate grade lymphomas
- diffuse large cell lymphoma
low grade lymphomas
- small lymphocytic lymphoma
- follicular small cleaved lymphoma
risk factors of most patients with non-hodgkin lymphoma
- most patients have no identifiable risk factors
mantle cell lymphoma flow cytometry
- CD5 and CD19 positive
- CD10 and CD23 negative
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trisomy 12 small lymphocytic lymphoma prognosis
- bad
light chains expressed by flow cytometry of normal lymph nodes
- B cells express both kappa and lambda light chains
Burkitt’s lymphoma translocation
- t(8;14)
- t(2;8)
- t(8:22)
- c-myc
follicular small cleaved lymphoma affects which cell
- mature B cell
Hodgkin lymphoma diagnosis based on
- finding Reed-sternberg cells
paracortical hyperplasia is the proliferation of
- T lymphocytes
lymphoblastic lymphoma affects which population
- children
mantle cell lymphoma expresses high levels of
- cyclin D1
sinus histiocytosis example
- lymph nodes draining a carcinoma
diffuse large B-cell lymphoma occurs in which population
- children
- adults
lymphoblastic lymphoma flow cytometry
- positive for CD4 and CD8
sinus histiocytosis expansion of
- subcapsular/medullary sinus
Reed-Sternberg cell is what kind of cell
- activated B cell
Hodgkin lymphoma smaller peak incidence
- >50s
13q14 small lymphocytic lymphoma prognosis
- good
liver or bone marrow involvement or extensive involvement of another extralymphatic organ is what stage
IV
follicular hyperplasia is the proliferation of
- B lymphocytes
single nodal region or a single extra nodal site is what stage
I
non-hodgkin lymphoma associated infections
- HIV
- EBV
- H.pylori
- Hep B and C
- HTLV-1
- HHV-8
Hodgkin lymphoma flow immunochemistry
- positive for CD30 and CD15
- negative for CD45
small lymphocytic lymphoma affects what population
- adults
small lymphocytic lymphoma is the essentially the same disease as
- CLL
non-hodgkin lymphoma risk factors
- age
- infections
- immune disorders
- toxins
sinus histiocytosis is proliferation of
- histiocytes
- tissue macrophages
flow cytometry of normal lymph nodes
- mixture of B and T cells
- T cells express either CD4 or CD8
non-hodgkin lymphoma associated toxic chemicals
- pesticides - herbicides - benzenes
curability of small lymphocytic lymphoma
- incurable
follicular hyperplasia example
- neck nodes in a patient with strep throat
small lymphocytic lymphoma affects what cell
- mature B cell
how do you distinguish A stage from B stage?
A stage is the absence of the B stage symptoms
follicular small cleaved lymphoma grade
- low grade
follicular small cleaved lymphoma flow cytometry light chain
- light chain restricted
- only kappa or lambda
follicular small cleaved lymphoma translocation
- t(14;18)
- BCL2
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B symptoms
- fever > 38 degrees
- drenching night sweats
- weight loss > 10% over 6 months
what is the most common cause of enlarged lymph nodes?
- benign reactive lymphadenopathy
high grade lymphomas
- burkitt’s lymphoma
- lymphoblastic lymphoma
paracortical hyperplasia example
- neck nodes in patients with infectious mono
mantle cell lymphoma occurs in which population
- middle aged to elderly adults
follicular small cleaved lymphoma - patients present with
- high stage disease
Hodgkin lymphoma characterized by presence of
- Reed-sternberg cell
lymphatic involvement on both sides of the diaphragm is what stage?
III
Hodgkin lymphoma peak incidence
- 20s
follicular hyperplasia enlargement of
- germinal center
- tangible-body macrophages
- increased mitotic activity
Burkitt’s lymphoma closely related to
- ALL FAB L3
most non-hodgkin lymphoma is what type of cell
- B cells
lymphoblastic lymphoma presents with what symptom
- mediastinal mass