Question 276 · LDEK · Malignant tumors
Choose false statements regarding the retromolar trigone cancer:
1) trismus develops as a result of pterygopalatine fossa infiltration;
2) around 70% of patients reports with metastases to the lymph nodes;
3) in case of the T1N0 diagnosis, the treatment consists of lesion incision within the healthy tissues margin;
4) relapses occur in 25% of patients, mostly without the possibility of retreatment;
5) post-operative complications are often post-radiotherapy trismus and mandible necrosis;
6) T1-2N0 lesions prognose around 40% of 5-year survival rate after combined therapy.
Correct answer is:
2) around 70% of patients reports with metastases to the lymph nodes;
3) in case of the T1N0 diagnosis, the treatment consists of lesion incision within the healthy tissues margin;
4) relapses occur in 25% of patients, mostly without the possibility of retreatment;
5) post-operative complications are often post-radiotherapy trismus and mandible necrosis;
6) T1-2N0 lesions prognose around 40% of 5-year survival rate after combined therapy.
Correct answer is:
- A. 1,2,3,6.
- B. 1,3,5.
- C. 2,4.
- D. 2,4,6.
- E. 1,5.
Hint
Recall which muscles are infiltrated to cause trismus, how often nodes are involved at presentation, and how close the mandible lies.
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