name the blood problem Flashcards
BCR-ABL1 t(9;22) mutation
CML (can be ALL)
(philadelphia chromosome translocation-fusion mutation)
treatment for bcr-abl1
imatinib
bimodal age distribution leumkaemia (<2 and older people)
AML
triad of leukaemia clinical features:
anaemia, thrombocytopenia, neutropenia
peripheral blasts >20%
ALL (/AML)
blood film: blebs
ALL
blood film: auer rod
AML
T(15;17) mutation
APML
ATRA (all-trans retinoic acid):
APML
JAK2 mutation
essential thrombocythaemia, PCV, myelofibrosis
platelet count >450 consistently:
essential thrombocythaemia
venesection treatment is used for:
PCV & haemachromatosis
tear drop poikilocytes
myelofibrosis
blood film: smear / smudge cells
CLL
richter transformation:
CLL -> diffuse large B-cell lymphoma
lead poisoning can cause:
MDS
painful lymph nodes when drinking alcohol:
hodgkins lymphoma
mediastinal lymph node enlargement:
hodgkins lymphoma
blood film: reed sternburg cells (owl eyes)
hodgkins lymphoma
centroblasts on lymph node biopsy:
follicular lymphoma
t(14;18) translocation
follicular lymphoma (fusion of BCL2 gene)
t(11;14) translocation
mantle cell lymphoma (overexpression of cyclin D1)
most common high grade lymphoma
diffuse large b-cell lymphoma (DLBL)
‘starry sky’ appearance on histology
burkitts lymphoma
t(8;14) translocation
burkitts lymphoma
strong association with ebv + hiv
burkitts lymphoma
HTLV-1 association
t-cell non-hodgkins lympoma
caused by sjogrens
parotid MALT lymphoma
caused by h. pylori
gastric MALT lymphoma
clonal bone marrow plasma cells in marrow
myeloma
any one of CRABs:
multiple myeloma
(hyperCalcaemia, Renal dysfunction, Anaemia, Bone lesions)
> 10% clonal bone marrow plasma cells in bone marrow
smouldering myeloma / MM
<10% clonal bone marrow plasma cells in bone marrow
MGUS
old man, FLAWS, lots of IgM
lymphoplasmacytoid lymphoma (waldenstroms macroglobulinaemia)
blood film: rouleaux formation
myeloma
bence jones in urine
myeloma
paraprotein >30g/L
smouldering myeloma / MM
lack of spectrin:
hereditary elliptocytosis & spherocytosis
cns & testicular involvement?
ALL
eosin-5-maleimide (EMA) test is used for:
hereditary spherocytosis
heinz bodies
G6PD (& chronic liver disease)
pattern of inheritance G6PD?
x-recessive
drugs to be avoided in G6PD?
anti-malarials, sulfonamides, nitrofurantoin, dapsone, aspirin & NSAIDS (less severe)
fava beans?
thrombocytosis >600
essential thrombocythaemia
bone marrow aspirate: dry tap
primary myelofibrosis
aspirin / hydrox