19. Tumour Classification Flashcards
Name 2 types of benign epithelial tumour
- papilloma (SURFACE EPITHELIUM)
- adenoma (GLANDULAR EPITHELIUM)
How are benign epithelial tumours further classified?
- by cell type of origin eg. squamous cell (SURFACE)
- by name of glandular tissue of origin eg. colonic (GLANDULAR)
What is the name of a benign tumour of squamous epithelium e.g. skin?
Squamous cell papilloma
What is the name of a benign tumour of the ductal epithelium of the pancreas?
Pancreatic cystadenoma
What are the exceptions to the normal rules of naming benign epithelial tumours?
- melanoma
- lymphoma
- seminoma
- mesothelioma
etc
What are malignant epithelial tumours called?
Carcinomas
How are malignant epithelial tumours derived from surface epithelial named?
By prefixing carcinoma with the cell of origin eg. squamous cell carcinoma
What is the name for malignant tumours derived from glandular/ductular epithelium?
Adenocarcinomas
Name a benign tumour of stratified squamous epithelium eg. skin, oropharynx etc.
Squamous cell papilloma
Name a bening tumour of basal cells of the skin
Basal cell papilloma
Name a benign tumour of transitional epithelium of the bladder
Transitional cell papilloma
Name a benign tumour of glandular epithelium of liver
Liver cell adenoma
Name a benign tumour of glandular epithelium of thyroid
Follicular adenoma
Name a malignant tumour of basal cells of the skin
Basal cell carcinoma
Name a malignant tumour of glandular epithelium of colon
Colonic adenocarcinoma
Name a malignant tumour of glandular epithelium of breast
Breast adenocarcinoma
How are benign mesenchymal tumours named?
Prefix = tissue or cell of origin Suffix = '-oma'
What is a benign tumour of bone?
Osteoma
What is a benign tumour of adipose tissue?
Lipoma