Haem- wrong answers Flashcards
(18 cards)
what is the mechanism of action of rivaroxaban
direct factor Xa inhibitor
acute sickle chest syndrome characterised by what
new pulmonary infiltrates on chest XRAY
fever, cough, sputum production, shortness of breath, hypoxia
‘mirror image’ nuclei =
reed-stern berg cells
disseminated intravascular coagulation typical blood picture
low platelets
low fibrinogens
high PT and APTT
high fibrinogen degradation products
Fever, abdominal pain, hypotension during a blood transfusion
acute haemolytic reaction
what is the underlying cause of acute chest syndrome
occlusion of pulmonary vasculature by red blood cells
Which coagulation test should be used to monitor unfractioned heparin
aPTT time
what is the management of a severe sickle cell crisis
red cell exchange transfusion
should an incisional/excisional lymph node biopsy be carried out for diagnosing lymphoma
Excisional
management of acute haemolytic reactions
terminate tranfusion
fluid resuscitation
phosphate levels in multiple myeloma
high or normal
when investigating a DVT, if scan is negative and d-dimer is positive what should you do?
stop anticoagulation and repeat scan in 7 days
which malignancies are patients with polycythaemia most likely to develop
acute myeloid leukaemia
myelofibrosis
what is the first line imaging investigation used in multiple myeloma
whole body MRI
‘tear drop’ shaped blood cells associated with what malignancy?
myleofibrosis
is chronic lymphocytic leukaemia associated with warm/cold autoimmune haemolytic anaemia
warm autoimmune haemolytic anaemia
what is the first line treatment for idiopathic thrombocytopenia purpura
oral prednisone
would total iron binding capacity be high or low in iron deficiency anaemia
high iron binding capacity
