Haematology - AS Flashcards
Transfusion reaction
Haemolysis
Microctyic anaemia differentials
IDA
GI blood loss
ACD
BETA THALASSEMIA
TAILS:
thalassaemia, anaemia of chronic disease, ida, lead poisoning, sickle cell
Why do you get normoctyic anaemia with high ferritin
Infection (
Inflammation - RA
If a middle aged woman on NSAIDs and has anaemia, what’s the cause?
IDA (GI bleed)
Mnemonic for macrocytic anaemia causes
Alcoholics May Have Liver Failure:
Alcohol Myelodysplasia (pancytopenia) Hypothyroidism (lethargy, constipation, weight gain, low T4, high TSH) Liver disease Folate/B12 deficiency
A-E of liver disease
Asterixis Bruising Clubbing Dupuytren's Erythema
What’s the MCV if it’s macrocytic
above 100
Management of sickle cell anaemia
Analgesia
Oxygen
IV fluids
Abx
Crises
Acute painful crisis
Stroke
Sequestration crises (RBC pooling in lung, spleen)
Gallstones, chronic cholecystitis
Management of stroke due to SCD
Exchange blood transfusion
Management of gallstones due to SCD
Cholecystectomy
Why do you get gallstones with SCD?
Recurrent haemolysis -> bilirubin
Why do you get gallstones with SCD?
Recurrent haemolysis -> bilirubin combines with calcium to form solid stones
Mnemonic for remmebering what to look out for in multiple myleoma
CRAB:
Calcium
Renal failure
Anaemia
Bone
Also:
infection
Cord compression
Presentation of calcium
Polyuria
Polydispisa
Abdo pain
Constipation
What fractures are most common in someone with multiple myeloma?
Collies (distal radius)
Spine
NOF
Hypercalcemia
Low PTH
Backache
Normal ALP
What’s the most likely cause?
Multiple myeloma
What suppresses the rise in ALP in malignancy?
Plasma cells suppress the osteoblasts that produce alk phosph
Anaemia with high reticulocyte count
Haemolyic crisis e.g. haemorrhage
Anaemia with low reticulocyte count
Parvovirus b19 nfection
aplastic crisis with SCA
Blodo transfusion
Fasting glucose range for diabetes
Above 7
Random glucose level for diabetes
Above 11.1