Tumour Classification Flashcards
What is the name of a benign tumour of surface epithelium?
Papilloma
What is the name of a benign tumour of glandular/secretory/ductal epithelium?
Adenoma
How are benign epithelial tumours further classified?
-Name of the cell type of origin (Squamous cell)
or
-Name of the glandular tissue of origin (colonic)
Give an example of a benign tumour of squamous epithelium of the skin?
Squamous cell papilloma
Benign tumour of ductal epithelium of the pancreas
Pancreatic cystadenoma
What are malignant epithelial tumours called?
Carcinomas
How are malignant tumours derived from surface epithelium named?
- From cell of origin
- e.g squamous cell carcinoma
What are malignant epithelial tumours derived from glandular/ ductular epithelium called?
Adenocarcinomas
What are malignant mesenchymal tumours called?
Sarcomas
What is the suffix for a malignant mesenchymal tumour?
-Sarcoma
What is the prefix for:
- Smooth muscle
- Skeletal muscle
- Adipose
- Blood vessel
- Bone
- Cartilage
- Fibrous
- smooth muscle= Leiomyo
- skeletal muscle= Rhabdomyo
- Adipose= Lipo
- Blood vessel= Angio
- Bone= Osteo
- Cartilage= Chondro
- Fibrous=Fibro
What is a benign tumour of melanocytes called?
- Melanocytic Nevus
- Melanoma
What is a malignant tumour of blood cells called?
- Leukemia
- Lymphoma
- Myeloma
Name some types of CNS tumours
- Meningioma
- Astrocytoma (Glioblastoma Multiforme)
- Oligoendroglioma
- Ependymoma
- Medulloblastoma
Where are germ cell tumours common? Give the main 2 types
- Gonads
- Seminomatous tumours= Seminoma
- Non-Seminomatous germ cell tumours = Teratoma (teeth/hair/muscle/cartilage/neural)
Descrive embryonal tumours
- Occur age 5+
- Histological resemblance to embryonic cell of organ
- Retinoblastoma
- Nephroblastoma/ Wilms
- Neuroblastoma
- Hepatoblastoma
What type of cancer makes up a Carcinosarcoma?
- malignant tumors
- consist of a mixture of carcinoma (epithelial cancer) & sarcoma (mesenchymal cancer)
What type of cancer is a Pleomorphic salivary adenoma?
Benign tumour of salivary glands
Name some malignant tumours with ‘benign’ names
- Melanoma
- Mesothelioma
- Myeloma
- Lymphoma
Describe a Hamartoma?
- Non-Neoplastic/benign overgrowth (unconditional) of normal tissue
- Indigenous to the site of occurrence
- Developmental abnormalities
- Lung hamartoma
What is a Choristoma?
- AKA Heterotrphic rests
- Nodules of organ parenchyma in another organ
- E.g normal pancreas nodule in stomach
What is the benign tumour for the tissue of origin:
- Stratified squamous epithelium
- Basal cell of the skin
- Transitional epithelium of the bladder
- Wart of the skin
- Glandular epithelium of Colon
- Glandular epithelium of Thyroid
- Squamous cell papilloma
- Basal cell papilloma
- Transitional cell papilloma
- Squamous cell papilloma
- Colonic adenoma
- Thyroid adenoma
What is the benign tumour for the tissue of origin:
- Smooth muscle
- Striated muscle
- Adipose tissue
- Blood vessels
- Bone
- Cartilage
- Leiomyoma
- Rhabdomyoma
- Lipoma
- Angioma/Haemangioma
- Osteoma
- Chondroma
- Fibroma
