Histological Diagnosis of Cancer

Play an AI-generated podcast conversation about this lesson

What is a characteristic of nuclei in poorly differentiated tumors?

They have a disproportionately small size compared to the cell

They have a normal nucleo-cytoplasmic ratio

They have a large nucleo-cytoplasmic ratio due to rapid cell division (correct)

They have a uniform shape and size

What is a key feature that distinguishes malignant tumors from benign tumors?

The invasion and destruction of surrounding tissue (correct)

The presence of fibroadenoma

The size and shape of the tumor

The presence of mitoses

What is the term for the variation in size and shape of cells in tumors?

Hyperplasia

Pleomorphism (correct)

Anaplasia

Dysplasia

What is the pathway of spread for a tumor that invades the lymphatics?

Through the lymph nodes Signup and view all the answers

What is the term for the growth of tumors into the surrounding tissue?

Invasion Signup and view all the answers

What is a characteristic of tumor growth patterns in malignant tumors?

Haphazard and un-ordered growth Signup and view all the answers

What is a characteristic feature of benign lesions in terms of growth pattern?

Expansion with well-defined capsules Signup and view all the answers

What is the primary importance of histological appearance in cancer diagnosis?

To determine the degree of malignancy Signup and view all the answers

What is a characteristic feature of malignant lesions in terms of tumor morphology?

Poorly demarcated edges Signup and view all the answers

What is a key concern in surgical removal of a tumor?

Removing the entire tumor Signup and view all the answers

What is a potential route of tumor metastasis?

Through the lymphatic system Signup and view all the answers

What is the term for a 'new growth' in the context of cellular pathology?

Neoplasia Signup and view all the answers

What is the characteristic of a benign tumour?

Good differentiation Signup and view all the answers

What is the term for the study of the presumed cell of origin of a tumour?

Histogenesis Signup and view all the answers

What is the type of tumour that arises from epithelial cells?

Carcinoma Signup and view all the answers

What is the characteristic of a malignant tumour?

Ability to metastasize Signup and view all the answers

What is the term for the spread of tumour cells to distant organs?

Metastasis Signup and view all the answers

What is the type of tumour that arises from smooth muscle cells?

Leiomyoma Signup and view all the answers

What is the term for the abnormal growth of new tissue that can be cancerous?

Neoplasia Signup and view all the answers

What is the characteristic of a malignant melanoma?

Asymmetrical/irregular borders Signup and view all the answers

What is the type of tumour that arises from germ cells?

Germ cell tumour Signup and view all the answers