Radiology for Cancer Flashcards Preview

Year 1 CLASP - Cancer > Radiology for Cancer > Flashcards

Flashcards in Radiology for Cancer Deck (19)
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1
Q

What type of tumours can TNM staging apply to?

A

Most solid organ tumours.

2
Q

How can you scan for bowel cancer?

A

Distend bowel with gas then do CT scan.

3
Q

What will they scan if they are staging bowel cancer?

A

Chest, abdomen and pelvis.

4
Q

Are liver metastases hypo or hypervascular and what will this show up as on CT?

A

Hypovascular (darker).

5
Q

What sort of pattern can liver metastases sometimes get?

A

Bullseye pattern.

6
Q

If the patient doesn’t have a primary cancer but have lots of opacities on CXR, what is it unlikely to be?

A

Cancer.

7
Q

What 2 things can cavitating nodules and CXR be?

A

Metastases, septic emboli.

8
Q

Where does metastases most often affect the lungs?

A

Bases.

9
Q

Where will TB most likely affect the lungs?

A

The apices.

10
Q

What type of shape will primary lung cancer have on CXR?

A

Stellate.

11
Q

Where are primary lung cancers most often found?

A

Upper lobes.

12
Q

What out of interval change and interval stability is worrying?

A

Interval change.

13
Q

What sort of symptoms can brain metastases have?

A

Seizure, headache, asymptomatic.

14
Q

What are the 2 categories of brain metastases?

A

Hyperdense (very dense cell type or haemorrhage) or hypodense.

15
Q

Which of primary brain cancer and metastates will enhance with contrast and why?

A

Metastases as they have broken down the BBB.

16
Q

How does the grade of the tumour affect enhancement?

A

The lower grade, the less enhancement.

17
Q

Where is vasogenic oedema confined to?

A

The white matter.

18
Q

What do brain metastases tend to be treated with?

A

High dose dexamethasone.

19
Q

Is a ring enhancing lesion in the brain always cancer?

A

No, can be lots of other things.