CANCER REGISTRATION COURSE: QUIZ 7

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* 1. The International Classification of Diseases for Oncology (ICD-O) is used for coding of malignancies. The following are coded using ICD-O except one.

Morphology

Topography

Staging of tumour

Grading of tumour

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* 2. When a topographic site is not stated in the diagnosis, what would be the appropriate code to use as stated in rule H of ICD-O?

Unknown primary site

Site associated morphology term

Metastatic site

None of the above

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* 3. In case two differentiations are indicated in the diagnostic statement, what does rule G state on the best differentiation to assign?

Assign the lowest differentiation

Assign the highest differentiation

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* 4. Leukemia is a morphology term that denotes a malignant disease. What is the site of origin for this diagnosis?

Soft tissue

Blood

Lymph node

Bone marrow

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* 5. A doctor makes a final diagnosis as “osteosarcoma” with no additional information in the patients file. What will you code as primary site?

Unknown Primary site (C80.9)

Bone NOS

Skin NOS

Soft tissue NOS