anaemia Flashcards

1
Q

what type of anaemia is from menstrual bleeding

A

microcytic

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2
Q

what gets reduced in anaemia

  1. haemorrhages
  2. globin
  3. both haemorrhages and globin
A

both haemorrhages and global

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3
Q

which is the most common form of Hb

A

HbA

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4
Q

what makes up HbA

A

2 alpha chains and 2 beta chains

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5
Q

what is the most common cause of a microcytic anaemia

A

iron deficiency

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6
Q

list 4 causes of a microcytic anaemia

A

iron deficiency

thalassaemia

anaemia of chronic disease

sideroblastic anaemia

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7
Q

list 4 general symptoms of anaemia

A

fatigue
SOB on exertion
chest pain
palpitations

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8
Q

what 4 areas are important to screen for anaemia

A

GI bleed
menstrual
respiratory
urinary tract

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9
Q

what are 4 alarming symptoms that raise concerns in anaemia

A

weight loss
loss of appetite
night sweats
lymphadenopathy

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10
Q

what does mean corpuscular volume suggest

A

size of the RBC

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11
Q

what are the 3 reasons for iron deficiency anaemia according to the definition

A

increased requirement

increased loss of iron

reduced intake

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12
Q

causes of iron deficiency anaemia

A

menorrhagia
poor diet
coealics
colon cancer

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13
Q

what protein is responsible for transporting iron in the blood

  1. transferrin
  2. ferritin
A

transferrin

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14
Q

why does breast feeding causes iron deficiency anaemia in infants

A

breast milk contains poor iron

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15
Q

where does iron get absorbed in the bowel

A

duodenum

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16
Q

name a malabsorption disorder that can cause iron deficiency anaemia

A

coeliacs

iron is absorbed in duodenum and that is affected in iron deficiency anaemia

17
Q

what should you think if you get an elderly patient with iron deficiency anaemia

A

colon cancer

18
Q

what test should you carry out if you suspect iron deficiency anaemia

  1. transferrin
  2. ferritin
  3. TIBC
  4. serum iron
A

ferritin

19
Q

what protein is responsible for storing iron

  1. transferrin
  2. ferritin
A

ferritin

20
Q

what does ferritin reflect

A

the amount of iron you body has

21
Q

list 3 clinical features of iron deficiency anaemia

A

glossitis
angular stomatitis
kolionychia
pica (ICE)

22
Q

when should you arrange colonscopy in a patient with iron deficiency anaemia

A

60 yrs or over

23
Q

what type of red blood cells are seen in iron deficiency anaemia

  1. hypochromic
  2. hyper chromic
A

hypochromic

24
Q

what might you see on a blood film of a patient with iron deficiency anaemia

A

hypochromic RBC

target cells

25
Q

how do you manage iron deficiency anaemia

A

oral iron

ferrous sulphate
ferrous fumarate

26
Q

how long after the anaemia is corrected would you continue iron supplement

A

3 months after

27
Q

2 common side effects of iron

A

constipation

black stools

28
Q

gel electrophoresis of beta thalassaemia

A

HbA2

29
Q

genetic inheritance of beta thalassaemia

A

autosomal recessive

30
Q

what causes cortical thickening in thalassaemia

A

bone marrow expansion

frontal bossing

31
Q

list 3 signs specific to thalassaemia

A

neonatal jaundice

hepatospelnomegaly

failure to thrive

chipmunk faces

32
Q

what is typically seen on blood film in thalassaemia

A

howell jolly body

33
Q

what appearance do you see on skull X-ray of a patient with thalassaemia

A

hair on end appearance

34
Q

what is the diagnostic test for thalassaemia

A

hb electrophoresis