18 Questions
What does the 'T' stand for in the TNM classification system?
Tumor size
What is the significance of a T1 tumor size according to the text?
It has a better prognosis than T2 and T3
Which TNM classification denotes a very advanced local disease with a very bad prognosis?
T4b
In the TNM classification, what does 'NX' indicate?
Nodal involvement could not be assessed
In the TNM classification, what does N2c refer to?
Metastases in bilateral or contralateral lymph nodes
What does 'N1' signify in the TNM classification system?
Metastasis in a single lymph node ≤ 3 cm in dimension
What is the most common site of metastasis mentioned in the text?
Lung
Which TNM classification represents moderately advanced local disease invading specific structures?
T4a
Which stage includes tumor involvement of lymph nodes but is resectable with good prognosis?
Stage II
What is the determining factor in tumor prognosis and management according to the text?
Metastasis
In stage IVb, what condition could be present based on the text?
Any T N3 M0
Which management approach is taken for extensive tumors or metastasis that are non-resectable?
Surgical management of the site + Neck management + Chemo-radio therapy
What is the surgical technique used for benign lesions?
Enucleation and/or curettage
What is the approximate percentage of patients who present with lymph node metastasis in oral cavity SCC?
45%
Which surgical procedure is commonly used for malignant tumors, involving the resection of bone, soft tissue, and lymph node channels?
Composite resection
Which type of resection involves removing the tumor without disruption of bone continuity?
Marginal (segmental) resection
What type of resection involves removal of involved bone such as maxillectomy or mandibulectomy?
Total resection
When is enucleation and/or curettage typically performed?
For benign lesions
Learn about the TNM staging system for cancer, including the criteria for classifying metastasis in lymph nodes and distant organs. Understand the significance of different stages of metastasis and their impact on prognosis. Discover common sites for metastasis in advanced cancer cases.
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