A 65-Year-Old Man Was Admitted to the Gastroenterology Clinic for Endoscopic

A 65-year-old man was admitted to the gastroenterology clinic for endoscopic evaluation. Flexible rectosigmoidoscopy reveals a large mass in the middle part of the rectum extending up to the rectosigmoid junction. The patient was sent for surgical resection of the colon, which reveals a metastasis in the pararectal lymph nodes. Which of the following lymph node groups should be biopsied for the assessment of metastasis?

A) Celiac
B) Internal iliac
C) Left colic
D) Right colic
E) Superficial inguinal

Correct Answer:

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