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Hematology Facts For Boards I
Hematology Facts for Boards I
201
Medical
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10/16/2006

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Term
Clinical triad of t-penia, large plts, neutrophil inclusions
Definition
May-Hegglin anomaly
Term
severe t-penia, large plts, interstitial nephritis, nerve deafness
Definition
Epstein syndrome
Term
history of unexplained fever and inflammatory episodes with neutrophilia, synovitis, lymphadenopathy and mild splenomegaly
Definition
Familiam Mediterranean Fever (mutation in MEFV gene)
Term
t(4;11)
Definition
poor-risk infant ALL
Term
two genetic predispositioning conditions that can lead to JMML
Definition
Noonan syndrome, neurofibromatosis type 1
Term
clinical triad of veno-occlusive disease
Definition
weight gain, hepatomegaly, ascites
Term
two cytogenetics findings that give good prognosis to kids with ALL
Definition
t(12;21); hyperdiploidy
Term
t (8;14)
Definition
bad prognosis ALL in kids
Term
this group ethnic gets factor XI deficiency
Definition
Askenazi Jews
Term
t (5;12)
Definition
CMML, which may respond to imatinib
Term
inv (3)
Definition
acute megakaryocytic leukemia
Term
shortened euglobin lysis time
Definition
antiplasmin deficiency (homozygous)
Term
t(2;8)
Definition
Burkitt's lymphoma
Term
cyclin D1
Definition
mantle cell lymphoma
Term
regular flow results for HDz
Definition
cd15 pos, cd30 pos, cd45 neg
Term
cd15 neg, cd30 neg, cd45 pos
Definition
nodular lymphocyte predominant HDz
Term
5 parts of IPI for NHL
Definition
age > 60, Ldh > ULN, PS > 1, extranodal sites > 1, stage > 2
Term
t(11;14)
Definition
mantle cell lymphoma
Term
what is the anti-cd-52 moab and its main side effect?
Definition
alemtuzumab (campath); opportunistic infections (esp CMV)
Term
treatment for t-cell CLL = ?
Definition
cladribine
Term
large hemangiomas and comsumptive coagulopathy ion a neonate
Definition
Kasabach-Merritt syndrome
Term
no megs in the marrow, and mutation in c-mpl gene, low plts
Definition
amegakaryocytic thrombocytopenia
Term
sever postnatal t-penia, but if pt survives the first year, they will do well
Definition
TAR (thrombocytopenia-absent radius syndrome)
Term
triad of immunodeficiency, eczema, and moderate thrombocytopenia with small platelets
Definition
Wiskott-Aldrich syndrome
Term
mild thrombocytopenia, circulating "giant" platelets, and bleeding
Definition
Bernard-Soulier
Term
VWD with increased RIPA
Definition
type 2B
Term
VWD with low plts
Definition
type 2B
Term
VWD with normal R:co and RIPA, normal multimers
Definition
type 2N
Term
decreased binding of VWF to F VIII
Definition
type 2N VWD
Term
this disease is worse in pts with blood type O
Definition
VWD
Term
thrombopoetin receptor = ?
Definition
c-mpl
Term
mutation in ET, PV, and MF = ?
Definition
JAK-2
Term
BMBx findings of ET = ?
Definition
megakaryocytic hyperplasia
Term
plt upper limit threshold for dx of ET
Definition
600,000
Term
most common secondary malignancy in HDz
Definition
lung cancer
Term
MLL gene is found where?
Definition
11q23
Term
chromosomes damaged by alkylators
Definition
5 and 7
Term
chromosomal abnormality in topoisomerase secondary leukemias
Definition
11q23
Term
a mutation which changes the termination codon
Definition
non-sense
Term
this technique probes for the EXISTENCE of specific genes by restriction enzymes in DNA
Definition
southern blot
Term
this probes for EXPRESSION of genes in RNA
Definition
northern blot
Term
this robes for existence of specific proteins in cell
Definition
western blot
Term
are cytogenetics sensitive enough to r/o MRDz?
Definition
no
Term
is FISH good for MRDz
Definition
yes (if a probe exists)
Term
what is the preferred technique for precise measurement of MRDz?
Definition
quantitative PCR
Term
a mouse with a gene placed in it is called?
Definition
transgenic
Term
a mouse bred to have null alleles in a gene is called?
Definition
a knockout mouse
Term
how are FVL and sickle found in patients (what molecular technique)?
Definition
RFLP analysis
Term
190 kDa protein = what disease?
Definition
ph+ ALL
Term
on which chromosome is HLA found?
Definition
6
Term
On which chromo is beta-2-microglobulin found?
Definition
15
Term
what % of people have a sibling match?
Definition
30%
Term
how does survival for 5/6 matched transplants compare with 6/6 transplants?
Definition
it is equivalent
Term
what is the clear, defined benefit of peripheral SCT over BMT?
Definition
more rapid engraftment
Term
how is incidence of GVHD changed in SCT pts compared with BMT?
Definition
incidence is equivalent (no difference)
Term
with which type of x-plant is DLI not possible?
Definition
cord blood
Term
survival for MM pt after auto x-plant = ?
Definition
12-18 months
Term
t(1;19)
Definition
poor risk ALL (treat adults with x-plant)
Term
what group of aplastic anemia pts gets transplanted imediately on diagnosis?
Definition
young pts, 40 years old or less
Term
3 markers of sickle disease badness (indications for x-plant)
Definition
1) high WBC 2) low hgb 3) early dactylitis
Term
[image]
Definition
Burkitt's lymphoma
Term
4 drugs that cause AA
Definition
indomethacin, chloramphenicol, diclofenac, clopidogrel, butazones
Term
reticulated
pigmentation, dystrophic
nails, leukoplakia
Definition
dyskeratosis congenita
Term
small head, brown skin, deformed thumbs
Definition
Fanconi anemia
Term
sensitivity to DEB and MMC (clastogens)
Definition
Fanconi anemia
Term
Failure to thrive, diarrhea
(pancreatic insufficiency),
metaphyseal
chondrodysplasia/
dwarfism
Definition
Schwachman-Diamond syndrome
Term
marrow findings = increased fibrosis and amorphous eosinophilic material composed of the cytoplasm of the malignant cells
Definition
hairy cell leukemia
Term
condition characterized by an increased number of circulating T cells bearing the CD57 activation marker of effector/cytotoxic T cells
Definition
t cell large granular lymphocytic leukemia
Term
up to what age can Fanconi anemia be diagnosed
Definition
40 years old
Term
in what disease state (specific) are ALIPs found?
Definition
hypoplastic MDS
Term
treatment for people < 40 y/o with severe AA
Definition
allo SCT
Term
acute intermittent prophyria is manifest how?
Definition
neurovisceral disease (abd pain, psychosis)
Term
when are porphyria specimens best collected?
Definition
during an acute exacerbation
Term
What specific gene is affected in AIP?
Definition
PBG deaminase
Term
barbiturates, other anticonvulsants, sulfonamides, oral contraceptives, and alcohol can all bring on an attack
Definition
porphyria
Term
two urine tests for porphyria
Definition
urine ALA and PBG
Term
which porphyria excretes coprotoporphyrin in the stool?
Definition
hereditary coproporphyria
Term
which neurovisceral porphyria does not have stool findings?
Definition
AIP
Term
Porphyria cutanea tarda is caused by a partial deficiency in this enzyme
Definition
UROD (uroporphyrinogen decarboxylase)
Term
The enzyme defect on protoporphyria.
Definition
ferrochelatase
Term
In erythropoetic protoporphyria, the protoporphyrins accumulate in what three areas?
Definition
RBCs, plasma, stool.
Term
What causes seizures in patients with porphyria?
Definition
hyponatremia
Term
How do aminocaproic acid and tranexamic acid work?
Definition
Plasminogen activator inhibitors.
Term
What percent of patients who have surgery within 1 month of a DVT will recur?
Definition
50%
Term
What percent of TKR pts will have DVT?
Definition
64%
Term
Treatment for PTLD < 1 year after transplant.
Definition
withdraw immunosuppressive drugs
Term
What is the most common clinical disease caused by "passenger lymphocytes" in solid organ transplant?
Definition
autoimmune, DAT-positive, hemolytic anemia
Term
The preferred test for a pregnant woman suspected of pulmonary embolism
Definition
V/Q scan (less radiation than PA-gram)
Term
cd23 pos = ?
Definition
CLL/SLL
Term
cd103 pos = ?
Definition
hairy cell leukemia
Term
cd 10 pos, 5/20 neg = ?
Definition
follicular center cell
Term
prolymphocytic leukemia is positive for this CD marker.
Definition
CD22
Term
negative for cd 5/10/20 = ?
Definition
marginal zone lymphoma
Term
Name the disease state: t(9;11)
Definition
AML (M5)
Term
trisomy 8
Definition
CML or MDS/AML (alkylators)
Term
trisomy 19
Definition
CML
Term
deletion 13
Definition
bad in myeloma, good in CLL
Term
15;17 - how do you treat this?
Definition
ATRA/dauno > dauno consolidation x 2, then atra/orals x 2 years
Term
18q21
Definition
mantle cell lymphoma
Term
trisomy 3
Definition
extranodal marginal zone lymphoma
Term
t(11;18)
Definition
extranodal MZL or mantle cell
Term
14q32
Definition
myeloma
Term
t(9;14)
Definition
lymphoplasmacytic lymphoma
Term
latency period for alkylator-induced leukemia = ?
Definition
4-6 years
Term
21q22
Definition
topoisomerase-induced leukemia (AML)
Term
latency for topoisomerase-induced leukemias = ?
Definition
2-3 years
Term
MYC oncogene
Definition
ALL (L3)
Term
y-minus
Definition
MDS, also normal variant
Term
southern blot has mostly been replaced by this technique
Definition
PCR
Term
what causes fibrinogen to become fibrin?
Definition
thrombin
Term
Two causes of basophilic stippling
Definition
lead poisoning, thalassemias
Term
Bite cells
Definition
G6PD deficiency, oxidant (drug-induced) hemolysis
Term
Pappenheimer bodies
Definition
postsplenectomy, sideroblastic anemia
Term
What does myeloperoxidase stain?
Definition
Primary granules of neutrophils and secondary granules of eosinophils.
Term
Specific esterase - what does it stain?
Definition
granulos and mast cells, NOT monos
Term
What does toluidine blue stain?
Definition
mast cells, basophils
Term
CD235a positive leukemia = ?
Definition
AML, M6
Term
Which leukemia is positive for surface Ig?
Definition
Burkitt's. All of the rest of ALLs are negative for surface Ig.
Term
CD103+ = ?
Definition
Hairy Cell Leukemia
Term
BCL2 positive = ?
Definition
FCL (100%), DLBCL (30%)
Term
three unusual CD markers on myeloma = ?
Definition
CD38, CD138, cd56
Term
CD5 neg, CD 10/20 positive
Definition
Burkitt's
Term
CD56-pos lymphoma
Definition
natural killer cell lymphoma (i.e., lethal midline granuloma)
Term
F 10a converts what into what?
Definition
prothrombin into thrombin
Term
What converts fibrinogen into fibrin?
Definition
Thrombin
Term
What factor catalyzes dissolution of fibrin clot?
Definition
XIII
Term
What are the four contact factors?
Definition
factors XI and XII, prekallikrein and HMWK
Term
What does the protamins sulfate test look for?
Definition
Heparin contamination of a sample causing false elevation of PTT.
Term
This inhibitor can arise after use of bovine thrombin (fibrin glue).
Definition
Factor V
Term
These three drugs prolong the thrombin time.
Definition
Heparin, argatroban, lepirudin.
Term
Chemo agent which can cause hypofibrinogenemia.
Definition
L-asparaginase
Term
What does reptilase do to a normal human plasma sample?
Definition
Cleaves fibrinopeptide A from fibrinogen, causing fibrin formation (clot).
Term
If you use these cards and like them, let me know!
Definition
rupard@gmail.com (click
Term
What does VWF bind to?
Definition
Platelet receptor GP-Ib
Term
VWDz with undetectable multimers
Definition
Type 3
Term
An abnormality of the platelet receptor Ib.
Definition
pseudo-VWD or platelet-type VWD
Term
Three causes of bleeding with nl coag and plt studies.
Definition
factor XIII deficiency, a2-antiplasmin deficiency and PAI-1 deficiency
Term
Pts with MTHFR mutation must have this problem as well to be hypercoagulable.
Definition
Folate deficiency.
Term
defect which sometimes results in fatal clostridium infection
Definition
cyclic neutropenia
Term
infections caused by catalase-positive organisms including Staphylococcus aureus and Aspergillus species
Definition
chronic granulomatous disease
Term
This disorder is caused by mutations in one of the components of the NADPH oxidase system that results in a failure to generate the oxidative burst within the neutrophil
Definition
chronic granulomatous disease
Term
x-linked gene involved in CGD
Definition
CYBB
Term
sex of most CGD patients = ?
Definition
male
Term
abnormal nitroblue tetrazolium (NBT) test
Definition
chronic granulomatous disease
Term
mildly neutropenic, recurrent infections, blood smear shows large, blue-staining granules in cytoplasm
Definition
Chediak-Higashi syndrome
Term
Neoplastic disease which is more common in FMF patients.
Definition
Because the chronic recurrent inflammatory attacks also cause persistent elevations of serum amyloid A (AA) protein, patients with FMF are at high risk of developing complications of AA amyloidosis, especially in the kidneys.
Term
Tx for FMF (prophylactic) = ?
Definition
colchicine
Term
2 malignancies that can result in monocytosis.
Definition
NHL and HDz
Term
fever, lymphadenopathy, hepatosplenomegaly, rash, neurologic signs, cytopenias, coagulopathy (especially hypofibrinogenemia), hypertriglyceridemia, hyperferritinemia and abnormal liver function tests
Definition
HLH
Term
mutations involving the PRF1 gene, encoding perforin, which leads to this disease
Definition
FHL
Term
Tx options for HLH (6) include?
Definition
intravenous immunoglobulin, cyclosporine A, etoposide, cyclophosphamide, splenectomy and plasmapheresis
Term
cells that express surface CD1a and cytoplasmic S-100
Definition
Langerhans cell histiocytosis
Term
long-standing LCH lesions have this histologic appearance
Definition
foamy macrophages and fibrosis
Term
three markers expressed on Langerhans cells (co-expressed)
Definition
cd1a, cd33, cd14
Term
chromo abnormalities in LCH = ?
Definition
none
Term
isolated bony involvement resulting in ear drainage is more common in children and pulmonary disease occurs predominantly in adults
Definition
LCH
Term
this endocrine d/o is found in 30% of Langerhans patients
Definition
diabetes insipidus
Term
treatment for single-site LCH disease
Definition
local therapy: surgery, curettage, XRT
Term
treatment for systemic mastocytosis patients with painful/unstable skeletal lesions
Definition
interferon-alpha
Term
treatment for systemic mastocytosis with HSM, portal HTN, marrow suppression, and NO bony cxs
Definition
steroids and INF-alpha
Term
mastocytosis and HES with this fusion gene respond to imatinib
Definition
FIP1L1-PDGFRA fusion gene
Term
eo count req'd for dx of HES
Definition
1500
Term
what sex gets HES more often?
Definition
men, at a 9:1 ratio
Term
this is the major cause of death in HES
Definition
cardiac infiltration
Term
how is diagnosis of eosinophilic infiltration of heart made?
Definition
endomyocardial biopsy
Term
initial tx of choice in hypereosinophilic syndrome
Definition
imatinib
Term
most sensitive way to dx CML = ?
Definition
RT-PCR of peripheral blood
Term
% blood or marrow blasts in blast-phase CML = ?
Definition
20%
Term
conditioning regimen for CML x-plant
Definition
cyclophosphamide/busulfan
Term
How long after completion of anticoagulation should one wait before doing protein C, S, AT-II tests?
Definition
2 weeks
Term
Yearly incidence of DVT for pt on OCP and having FVL mutation (homozygous)?
Definition
0.3%
Term
What is the antibody in cold agglutinin disease? In PCH?
Definition
cold agg dz = IgM, PCH = IgG
Term
What is the antigen in cold agglutinin disease?
Definition
I and i
Term
Of the AIHAs (3 types), which does NOT respond to steroids?
Definition
Cold agglutinin.
Term
Of the AIHAs (3 types), which does respond to splenectomy?
Definition
Warm antibody disease.
Term
Goal ferritin level in hereditary HC?
Definition
<50ug/dL
Term
Type IIa VWD has been associated with what physiologic problem?
Definition
aortic stenosis
Term
Pregnant women with thrombosis (or high-risk for same) should get what regimen?
Definition
LMWH q12h for pregnancy and until 6 weeks post. Factor Xa activity should be followed.
Term
Intermediate risk (for thrombosis) in pregnant women should be treated with this regimen.
Definition
LMWH @ prophylactic dose (40 daily) or heparin at prophylactic dose (5000-10000 bid) for pregnancy and for 6 weeks post.
Term
FVL (heterozygous) and PT 20210 pts should get this prophylaxis during pregnancy.
Definition
Observation only; no tx unless prior hx of clot.
Term
Treatment of HELLP?
Definition
Expedite delivery.
Term
What bacteria most often contaminates platelets?
Definition
yersinia enterocolitica
Term
Median age at dx of MDS
Definition
64 years old
Term
These three childhood disorders greatly increase the risk of MDS.
Definition
Schwachman-Diamond, congenital neutropenia, MDS.
Term
Progressive macrocytic anemia in early childhood, normal cellularity of the bone marrow with markedly decreased or absent erythroid precursors, reticulocytopenia.
Definition
Diamond-Blackfan anemia
Term
Treatments for Diamond-Blackfan anemia (3).
Definition
Steroids, x-fusions, allo-SCT.
Term
Anemia, splenomegaly, gallstones, multinucleated erythroblasts.
Definition
congenital dyserythropoetic anemia
Term
Taqman PCR is a.k.a.?
Definition
real-time PCR
Term
Three things considered in the MDS IPSS score = ?
Definition
BKC (blasts, karyotype, cytopenias)
Term
low-risk (zero) IPSS score in MDS = survival for how long?
Definition
5.7 years
Term
high-risk (2.5) IPSS score in MDS - survival for how long?
Definition
0.4 years (5 months)
Term
4 cytogenetic markers of good px in MDS = ?
Definition
normal, 5q-, Y abnormalities, 20q
Term
4 cytogenetic markers of poor px in MDS = ?
Definition
5-, 7-, trisomy 8, complex karyotype
Term
what % of 5q- pts will become overt MDS?
Definition
25%
Term
What % of MDS patients will respond to EPO?
Definition
25%
Term
This is the serum EPO level associated with good response to EPO supplementation in MDS.
Definition
<500 u/l
Term
Who should be considered for x-plant in MDS? (3)
Definition
Patients with advanced MDS (int-2 and high by IPSS), a sibling donor and a good performance status
Term
What special consideration needs to be given to Fanconi patients undergoing x-plant for MDS?
Definition
Conditioning regimen needs to be modified, as chromos are very susceptible to toxins.
Term
How does azacytidine work?
Definition
Inhibition of DNA methylation.
Term
which chromo is alpha globin gene on?
Definition
16
Term
which chromo is beta globin gene on?
Definition
11
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