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62 Cards in this Set
- Front
- Back
Why should splenectomy pts be vaccinated?
Vaccinated against what? |
Splenic white pulp filters Ag's; impt for response to encapsulated orgs
Esp H flu Meningococcus Pneumococcus |
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Normal Myeloid:Erythroid ratio.
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2-3:1 (2-3 myeloid cells for every erythroid cell)
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Increased M:E ratio
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CML
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Philadelphia chromosome
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CML (chrom 22)
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210 BCR-ABL
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95% CML
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190 BCR-ABL
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20% ALL, CML w/monocytosis
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CML:
Chronic Phase |
Leukocytosis w/all stage nphil dev't, basophilia
LOW LAP SCORE |
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Low LAP score
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CML
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Imatinib: MOA
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Occupies kinase pocket of BCR-ABL prot
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Dasatinib
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2nd generation tx for CML
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Nilotinib
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2nd generation tx for CML
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CLL transformation
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80% AML, 20%ALL
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MPDs involve what cell?
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Pleuripotent Stem Cell
PCV, ET, Idiopathic Myelofibrosis |
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HCT>50%, Low EPO
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PVera
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100% JAK-2 Mutations
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PVera (autophosphorylate sans EPO)
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PVera:
Polycythemic Myeloid Metaplasia Phase -Pathophys |
Collagen deposition and scarring in marrow lead to BM failure w/pancytopenia, can transform to CML
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PVera transformations
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CML
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50% JAK-2 Mutations
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Essential Thrombocytosis
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Essential Thrombocytosis:
Treatment |
Low risk: Low dose ASA
High risk (>60, hx clot+): low dose ASA, hydrea |
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Idiopathic myelofibrosis:
Pathophys |
Collagen deposition due to dysmegakaryopoiesis resulting in inc'd PDGF-->Inc'd prolifertn fibroblasts and collagen deposition
Leads to scarring of marrow |
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Bone marrow aspirate cannot be obtained (dry tap)
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Idiopathic myelofibrosis --due to extensive marrow scarring
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>20% blasts
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Acute LEUKEMIA
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Acute vs Chronic Leukemias: General
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Chronic leukemias do NOT have >20% blasts in marrow
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Auer rods
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AML
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Tdt-
CD13+ CD33+ |
AML
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Tdt+
CD19+ CD20+ |
B-Cell ALL
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Tdt+
CD2+ CD5+ CD7+ |
T-Cell ALL
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t(15, 17)
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APML
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Faggot Cells
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APML
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AML associated w/Down's
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M7: megakaryoblastic
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Non-Specific Esterase
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M4: myelomonocytic
M5: monocytic |
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t(16; 16)
t(8;21) t(15; 17) |
Good prognostic factors for AML
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AML:
Treatment |
7+3
7 Days cytarabine (AraC) 3 Days anthracycline (adriamycin, daunorubicin) Risk: If good risk: 3-4 cycles AraC Intermediate: Allogeneic or Autlogous SCT Poor: Allogeneic SCT |
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ATRA:
MOA |
AMPL:
ATRA binds PML-RAR and instead of HDAT binding, HAT binds and allows acetylation of histones. Differentiation resumes. |
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ATRA Syndrome
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Capillary leak syndrome-->fever, respiratory distress, fluid retention
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MIAMI
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Malignancy: lypmhoma, leukemia, Kaposi's, mets
Infection: HIV, mono, TB Autoimmune: SLE, RA Misc: Kawasaki, sarcoid Iatrogenic: Dilantin, serum sickness |
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Bimodal age distribution
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15-24; >55
Hodgkin's |
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CD15+
CD30+ |
Classical HL
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Lacunar Cells
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Nodular Lymphoma
|
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CD15-
CD30- CD20+ |
Non-Classical HL
|
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Hodgkin's Lymphoma:
Treatment |
ABVD
Adriamycin -- cardiotox Bleomycin --Pulm fibrosis Vinblastine --anti-MT Dacarbazine --alk |
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HL vs NHL:
which more common? |
NHL
|
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NHL:
EBV related |
Burkitt's
HIV related NK/T cell |
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t(14;18)
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Follicular lymphoma:
bcl-2 overexpression |
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CD10+
CD20+ CD22+ CD5- |
Follicular (INDOLENT) NHL
bcl-2 + |
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CD23+
CD5+ |
SLL
|
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SLL transformations
|
Prolymphocytic
DLBCL |
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SLL:
Treatment |
Initial: WW
Syx: FRCVP Fludaramine Rituximab Cyclophosphamide Vincristine Prednisone |
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CD19+
CD20+ CD23+ CD5+ |
CLL
|
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CLL transformations
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Prolymphocytic leukemia
DLBCL |
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Rai classification
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For CLL!!!!!
Stage 0 - lymphocytosis Stage 1 - w/LAD Stage 2 - w/organomegaly Stage 3 - w/anemia Stage 4 - w/thrombocytopenia |
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17p deletion
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WORST prognosis in CLL/SLL
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ZAP70/CD38
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Prognosis in CLL/SLL
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CLL results in anemia for 2 reasons. What are they?
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Autoimmune hemolytic anemia (abnl B cells produce Abs x RBC/PLTs)
Extensive BM involvement |
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CD20+
CD5- CD10- |
Marginal Zone Lymphoma
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t(11;18)
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MALT
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t(8;14)
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Burkitt's
|
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Tdt-
CD10+ CD20+ |
Burkitt's
|
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Ki67
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Burkitt's
|
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t(11;14)
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Mantle Cell
bcl-1 gene mutation-->cyclin D1 overexpression |
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Tdt-
CD19+ CD20+ |
DLBCL
|
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DLBCL:
Treatment |
RCHOP
Rituximab Cyclophosphamide Daunorubicin Vincristine Prednisone |