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Title: cancer diagnosis
Description: These notes explore the details of diagnosing cancer from the national cancer screening programmes to clinical approaches.
Description: These notes explore the details of diagnosing cancer from the national cancer screening programmes to clinical approaches.
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CANCER 1- SCREENING AND STAGING
- Before the procedure, he was on a low
residue diet for 3 days and 1 day before he
takes the laxative picolax
for this procedure or
the camera pill, no
biopsies can be taken
Hyperplasia:
Reversible
increase in cell
number
Metaplasia:
Replacemen
of one
differentiated adult
type with another
and may also be
-
reversible
In some cases these processes may herald the beginning of development of a neoplasm (an
irreversible growth- a tumour, may be benign or malignant)
Polypectomy:
-
If they are found, most can be removed painlessly using a cauterising wire loop passed down
the colonscope tube
The tissue removed is examined
COLONOSCOPY RESULTS: - 50% have normal results, 40% will be found with a polyp and if removed
may prevent cancer developing and 10% will be found with cancer
CANCER: CELLULAR PATHOLOGY
*FOBT: Faecal occult blood test
- In the
histopathology
lab, the sample
is registered and
placed in a
cassette for the
embedding
process
4
Title: cancer diagnosis
Description: These notes explore the details of diagnosing cancer from the national cancer screening programmes to clinical approaches.
Description: These notes explore the details of diagnosing cancer from the national cancer screening programmes to clinical approaches.