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Report Produced: 12/28/2025 16:31 PM

Report Question ID Question
20081131 MP/H Rules--Colon: What histology would you assign to a single tumor with the histology 'well differentiated mucinous cystadenocarcinoma in a villous adenoma confined to the appendix'? Does rule H4 apply to this diagnosis or should we continue on in the rules to H14 and code the higher histology?
20081132 MP/H Rules--Breast: What is the histology code for a breast tumor that is ductal ca with focal squamous differentiation? See Discussion.
20081133 MP/H Rules--Breast: What histology code is used for lobular carcinoma, pleomorphic type?
20081134

MP/H Rules--Breast: For tubulolobular carcinoma, do we use 8522? See Discussion.
20081135

MP/H Rules--Lung: Per rule M8, tumors of the same site (left lung), same histology (NSCC), greater than 3 yrs apart are separate primaries.

However, there was a recurrence to mediastinal LNs after 2 years. Would that make a difference as to whether the 2008 left lung carcinoma is reportable as a new primary or not? See Discussion.
20081136 CS Extension--Corpus uteri: Can a suspicious cytology be used to code extension? See Discussion.
20081138 MP/H Rules/Histology--Lung: What is the correct histology code for a neuroendocrine neoplasm described as a carcinoid and also referred to as oncocytic? See Discussion.
20081139 Date Multiple Tumors--Prostate: For a prostate biopsy done 10/20/08, both lobes involved with tumor, unknown how many tumors, what would be coded in date of multiple tumors?
20081141

MP/H Rules--Lung: How do we interpret 'spiculated opacities?' How many primaries do we abstract for this patient? See Discussion.
20091001 CS Lymph Nodes/CS Mets at DX--Ovary: Are lymph nodes in the pericolic mesentery of the sigmoid that are removed during ovarian cancer debulking surgery, coded as regional or distant? See Discussion.