Radiology for Cancer Flashcards
What type of tumours can TNM staging apply to?
Most solid organ tumours.
How can you scan for bowel cancer?
Distend bowel with gas then do CT scan.
What will they scan if they are staging bowel cancer?
Chest, abdomen and pelvis.
Are liver metastases hypo or hypervascular and what will this show up as on CT?
Hypovascular (darker).
What sort of pattern can liver metastases sometimes get?
Bullseye pattern.
If the patient doesn’t have a primary cancer but have lots of opacities on CXR, what is it unlikely to be?
Cancer.
What 2 things can cavitating nodules and CXR be?
Metastases, septic emboli.
Where does metastases most often affect the lungs?
Bases.
Where will TB most likely affect the lungs?
The apices.
What type of shape will primary lung cancer have on CXR?
Stellate.
Where are primary lung cancers most often found?
Upper lobes.
What out of interval change and interval stability is worrying?
Interval change.
What sort of symptoms can brain metastases have?
Seizure, headache, asymptomatic.
What are the 2 categories of brain metastases?
Hyperdense (very dense cell type or haemorrhage) or hypodense.
Which of primary brain cancer and metastates will enhance with contrast and why?
Metastases as they have broken down the BBB.
