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qid 6370 · health#
Question: A 53-year-old man comes to the physician because of a 6-month history of intermittent blood in his stool. He has had no pain with defecation. Physical examination shows a 1-cm, visible anal mass located below the dentate line. A biopsy of the mass is scheduled. If the mass if found to be malignant, it is most appropriate to evaluate which of the following lymph nodes for possible metastasis?
- Internal iliac
- Popliteal
- Sacral
- Superficial inguinal
Our answer: D. Superficial inguinal Source quote machine-checked (exact quote)
A machine check confirms the quoted words appear at the source. A person has not yet reviewed these. EARN MARKS as a Human Reviewer
How it was answered
Stored method, replayed by code (kind: formula)
card: formula · card sha256 4850b631fc5fb28b…
Current source
National Cancer Institute, PDQ Anal Cancer Treatment (Health Professional Version)
https://www.cancer.gov/types/anal/hp/anal-treatment-pdq
“Nodal drainage of the anus follows the inguinal vein. The initial evaluation of a patient with anal cancer will include a careful clinical examination of the inguinal region and biopsy of any palpable lymph nodes.”
Source quote machine-checked (exact quote)
retrieved 2026-09-18T01:08:17.030Z
page text sha256 baa7d91752066925… · content sha256 c54648d582057bfb…
addendum formula_qid6370.formula_ADDENDUM_source_rs20260918T010817Z · sha256 b0de47e7558438dd… · replaces the version below, addendum sha256 6aa065d62297a067…
Earlier version (superseded)
https://www.cancer.gov/types/anal/hp/anal-treatment-pdq
Source weak (http_get_200_text_and_question_terms)
retrieved 2026-09-17T01:44:00.792Z
page text sha256 245611ed7026ec26… · content sha256 —
addendum formula_qid6370.formula_ADDENDUM_source_bf20260917T014400Z · sha256 6aa065d62297a067… · replaces the version below, addendum sha256 66e41d2147ffd11e…
Earlier version (superseded)
No public source has been found for this card yet (2 places checked internally).
addendum formula_qid6370.formula_ADDENDUM_source · sha256 66e41d2147ffd11e…
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