EXAM #3: LYMPHOMA II Flashcards
What is the age distribution of HL?
Bimodal distribution:
1) 2nd and 3rd decades
2) Older than 50
Describe the presentation of HL.
B Symptoms:
- Fever
- Chills
- Night sweats
- Pruritus
- Weight loss
- Lymphadenopathy, mostly above the diaphragm
How is the lymphadenopathy in HL described?
Contiguous and nontender
vs. sporadic in NHL
How is HL diagnosed?
1) Lymph node biopsy
2) CBC and acute phase reactants
3) PET scan
4) Bone marrow biopsy
How is HL staged?
I= 1x nodal region II= 2x nodal regions on one side of the diaphragm III= Both sides of the diaphragm IV= more than one extranodal site
What does A mean in HL?
asymptomatic
What does B mean in HL?
B symptoms
What does X mean in HL?
“Bulky Disease”
What cell is there a neoplastic proliferation of in HL?
Reed-Sternberg
ALWAYS a B-cell cancer
What are the characteristics of RS cells?
1) Mulilobed nuclei
2) Owl eye
3) CD15 and CD30 positive
What are the subtypes of HL?
Nodular sclerosis
Lymphocyte rich
Mixed cellularity
Lymphocyte-depleted
What is the most common subtype of HL?
Nodular sclerosis
What subtype of HL has the best prognosis?
Lymphocyte-rich
What is the subtype of HL with the worst prognosis?
Lymphocyte-depleted
How is HL treated?
1) Chemotherapy (I-IIA)
2) Radiation (IIB- IV)
What is the standard chemotherapy regimen for HL?
ABVD regimen:
- Adriamycin
- Bleomycin
- Vinblastine
- Dacarbazine
What is more common, HL or NHL?
NHL
What infection is associated with Burkitt’s Lymphoma and Nasopharygeal Lymphoma?
EBV
What infection is associated with Adult T-cell Lymphoma/Leukemia?
HTLV-1
What infection is associated with Gastric MALT Lymhoma?
H. pylori
What is the most common etiologic factor in NHL?
Prior chemotherapy and radiation
How is NHL diagnosed?
Lymph node biopsy
Bone marrow biopsy