Radiology Yearclub revision event

Question 1

what colour is fat on xray

Answer 1

grey

Question 2

how many ribs should be seen on good xray

Answer 2

at least 6 anterior ends

Question 3

why does tension pneumothorax kill

Answer 3

kinks IVC and SVC

Question 4

where on chest xray do we look to check NG tube

Answer 4

carina

Question 5

veil like opacity on CXR

Answer 5

left upper lobe collapse

Question 6

signs of HF on CXR

Answer 6

Alveolar oedema
kerley B lines
Cardiomegaly
Dilated upper lobe vessels
pleural Effusion

Question 7

which hemidiaphragm is higher

Answer 7

right

Question 8

blunting of costophrenic angles suggests ?

Answer 8

pleural effusion

(and rarely lung hyperinflation due to COPD)

Question 9

NG tube placement

Answer 9

should remain in midline and tip should be approx 10cm beyond the gastro oesophageal junction

Question 10

review areas on CXR

Answer 10

lung apices
retrocardiac region
behind diaphragm
peripheral regions of lungs
hilar regions
bones and soft tissue

Question 11

what might you see on CXR of hyperexpanded lungs in COPD?

Answer 11

flattened diaphram

Question 12

first line imaging for an emergency brain thing that you need done fast!

Answer 12

CT

Question 13

white matter on CT

Answer 13

black lol (darker than the dark matter)

Question 14

main lobes on brain CT to know

Answer 14

frontal
temporal
parietal
occipital
cerebellar

Question 15

stroke gold standard imaging

Answer 15

non-contrast CT

Question 16

what colour is ischaemia on CT

Answer 16

dark

Question 17

PCA stroke - what is affected

Answer 17

vision

Question 18

ACA stroke - what part of body affected

Answer 18

lower limb

Question 19

MCA stroke - what part of body affected

Answer 19

arms, face ???

Question 20

what colour is acute blood on scan

Answer 20

white

Question 21

extra axial haemorrhages

Answer 21

extradural
subdural
subarachnoid

Question 22

what fruit does extradural haemorrhage look like on scan

Answer 22

lemon

Question 23

extradural haemorrhage - trauma to what artery?

Answer 23

middle meningeal artery (pterion)

Question 24

subdural haemorrhage most common cause

Answer 24

fall (elderly and alcoholics)
NAI in kids
RTA in young adults

Question 25

subdural haemorrhage - what fruit does it look like on scan

Answer 25

banana

Question 26

subarachnoid haemorrhage on scan

Answer 26

seen as hyperdense material in circle of willis

Question 27

85% of subarachnoid haemorrhages are due to what?

Answer 27

berry aneurysm

Question 28

scan to look for berry aneurysm in subarachnoid haemorrhage

Answer 28

CT cerebral angiography

Question 29

tonsillar herniation in clinical term

Answer 29

coning

Question 30

spidery bit in middle of brain white - what's the diagnosis

Answer 30

subarachnoid haemorrhage

Question 31

glioblastoma on scan

Answer 31

central necrotic area (dark on CT) with SURROUNDING AREA OF OEDEMA