Assertion: ct scan | /r/CapableOf | determine shape
Facets:
value: before having radiotherapy
type: TEMPORAL
Source sentences:
text: – for example, CT scans can help determine the location, size and shape of a tumour before having radiotherapy, or allow a doctor to take a needle biopsy (where a small tissue sample is removed using a needle) or drain an abscess monitor conditions – including checking the size of tumours during and after cancer treatment