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Tumor Markers Classification

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Questions and Answers

What is the primary limitation of tumor markers in cancer screening?

High cost
Insufficient sensitivity (correct)
Lack of specificity
Unavailability of testing kits

How are tumor markers typically used in diagnosis?

Only with histology results
In combination with clinical symptoms and other tests (correct)
Only with imaging results
As a standalone test for diagnosis

What is the role of tumor markers in prognostication?

Assessing tumour spread
Determining treatment response
Identifying tumour recurrence
Relating to the mass or spread of tumour (correct)

What is the purpose of intermittent measurements of tumor markers during treatment?

To identify tumour recurrence (A) Signup and view all the answers

What type of tumor marker is associated with aberrant carbohydrate structures on cancer cell surfaces?

Carbohydrate antigens (B) Signup and view all the answers

What is the role of tumor markers in determining treatment therapy?

Indicating whether an individual is a candidate for a particular treatment (C) Signup and view all the answers

What is an oncogene?

A mutated gene that promotes cancer development (D) Signup and view all the answers

What is the purpose of tumor markers in monitoring treatment response?

To assess the rate of decrease in tumour marker concentration (C) Signup and view all the answers

Which type of tumor marker is normally expressed in fetal life but can be reproduced by neoplastic cells?

Oncofetal antigens (D) Signup and view all the answers

What is the primary use of tumor markers in cancer care?

Monitoring treatment response (C) Signup and view all the answers