A patient presents with cheek ca of 2.5 cm size close to and involving the alveolus with a single mobile cervical lymph node of 6 cm size. What is the TNM staging –
Correct Answer: T4N3
Description: Ans. is 'd' i.e., T4N3 [Ref: Schwartz 9th/e p491; Here's the TNM staging for Oral cavity carcinoma (according to TNM ?h edition) Primary tumor staging of oral cavity carcinoma T0 No evidence of primary tumor T1 Tumor is <2 cm in greatest dimension T2 Tumor is > 2 cm and < 4 cm in greatest dimension T3 Tumor > 4 cm in greatest dimension T4a (lip) Primary tumor invading cortical bone, inferior alveolar nerve, floor of mouth, or skin of face (e.g., nose or chin) T4a (oral cavity) Tumor invades adjacent structures (e.g., cortical bone, into deep tongue musculature, maxillary sinus) or skin of face T4b (lip & oral) Tumor invades masticator space, pterygoid plates, or skull base and/or encases the interna carotid artery Regional lymphadenopathv NX Unable to assess regional lymph nodes N0 No evidence of regional metastasis N1 Metastasis in a single ipsilateral lymph node, 3 cm or less in greatest dimension N2a Metastasis in single ipsilaeral lymph node, > 3 cm and < 6 cm N2b Metastasis in midtiple N2c Metastasis in bilateral or contralateral lymph nodes, all nodes < 6 cm N3 Metastasis in a lymph node > 6 cm in greatest dimension Note: midline nodes are considered ipsilateral nodes.
Category:
Surgery
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now