STEP 1 REVIEW
ONCOLOGY
High-Yield Clinical Presentations
- CD15/30+
- Owl eye, bilobed Reed
Hodgkin Lymphoma
Sternberg cells
- Most common subtype of
Nodular Sclerosis
Hodgkin lymphoma
- More common in females
- Bands of fibrosis
- Child with giant jaw mass
Burkitt Lymphoma
- t(8;14)
- Small blue cells on
histology
- t(14;18)
Follicular Lymphoma
- BCL2 activation
- Lymphadenopathy comes
and goes
Mantle Cell Lymphoma
- t(11;14)
- Cyclin D1
- t(11;18)
- Hx of chronic inflammatory
condition like Sjogren, Marginal Cell Lymphoma
H. pylori gastritis,
hashimoto
- HIV/AIDs pt gets EBV
infection
Primary CNS Lymphoma
- Single ring enhancing
lesion in brain
- Pt from Tokyo, Africa,
Adult T-Cell Lymphoma
Carribean gets lytic bone
lesions
- T cells affected
- Skin patches and plaques
- Atypical CD4+ cells with Mycosis Fungoides
cerebriform nuclei
Sezary Syndrome (blood)
- Pautrier microabscesses
- Elder male with bone pain
- Hypercalcemia, low Hb
- High BUN and cr Multiple Myeloma
- PBS shows stacked RBCs
- Headaches
- Blurry vision Waldenstrom
- Finger pain in cold
- M spike Macroglobulinemia
- Overproduction of
paraproteins MGUS
- No CRAB findings
Myelodysplastic
- Hx of cancer radiation
- Cells have abnormal
maturation syndrome
- Child with painless
enlarged LN ALL
- TdT+
- Elder male with fatigue
- Low Hb, +Coombs test CLL
- Smudged out cells
- Male with enlarged spleen
- Low RBCs, WBCs and Hairy Cell
platelets
- TRAP + Leukemia
- t(15;17)
- Increases risk of DIC AML
- Tx with ATRA (vitamin A)
- t(9;22)
CML
- BCR-ABL
- Low LAP score
- Tx with tyrosine kinase
inhibitor
- Itchy after a shower
- High RBCs, low EPO Polycythemia Vera
- Bleeding and thrombosis
Essential
- High platelet count
Thrombocythemia
Myelofibrosis
- Bone marrow fibrosis
- RBCs look like teardrops
Leukemoid Reaction
- High LAP score
- Severe pneumonia pt
CML
- Low LAP score
- Being treated with imatinib
- Kid with bone lesions,
skin rash, recurrent ear
infections
- Tennis racket shaped Langerhans Cell
-
granules
S-100 and CD1a Histiocytosis
expressed
- Recent treatment for
newly diagnosed leukemia
- Labs show elevated
potassium, phosphorus Tumor Lysis Syndrome
and uric acid but a low
calcium
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