Reportability: Is a tumor reportable if the pathology report indicates a non-reportable diagnosis at the time the specimen is removed but subsequent clinical statements state the patient had a reportable tumor? See Discussion.
MP/H Rules/Multiple primaries-Brain: Does a glioblastoma multiforme following a low grade glioma (oligodendroglioma) represent a new primary? See Discussion.
MP/H Rules/Multiple primaries--Brain: Does a patient diagnosed with anaplastic astrocytoma of the left temporal lobe in 2000 followed by a diagnosis of oligoastrocytoma of the right frontal lobe in 2007 have a single primary per rule M7 or multiple primaries per rule M8? See Discussion.
MP/H Rules/Multiple primaries--Lung: How many primaries are to be reported for an adenocarcinoma of the lung in the right middle lobe of the lung and bronchioalveolar carcinoma, non-mucinous type in the right upper lobe? See Discussion.
Surgery of Primary Site--Corpus uteri: How are the surgery fields to be coded when patient undergoes hysterectomy and omentectomy for endometrial primary? See Discussion.
MP/H Rules/Histology--Breast: How is histology to be coded for a breast primary described as "tubular carcinoma (well differentiated invasive ductal carcinoma)"? See Discussion.
MP/H Rules/Multiple primaries - - Colon: Is a colon tumor reported as "recurrent at the anastomotic junction" just over one year after the diagnosis of a T4 colon tumor to be counted as a new primary? See Discussion.
MP/H Rules/Multiple primaries - - Melanoma: How many primaries are reported when a patient presents with a malignant melanoma (NOS) and a separate lentigo maligna, both on right chest? See Discussion.
MP/H Rules/Multiple primaries--Breast: Would a left chest wall mass excision stated to be ductal carcinoma consistent with a breast primary and, "compatible with either local recurrence or potentially a metastasis" be a new primary per the MP/H rules? See Discussion.
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