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Report Produced: 12/18/2025 23:18 PM

Report Question ID Question
20091020 MP/H Rules/Histology--Breast: How do you code histology for a breast tumor when the comment section of the pathology report compares the current resected specimen with a previous needle biopsy? See Discussion.
20091088 MP/H Rules/Histology--Breast: How is histology coded for a diagnosis of "metaplastic carcinoma with the sarcomatous component of high grade sarcoma with focal areas of osteoid formation"? See Discussion.
20091051 MP/H Rules/HistologyCorpus Uteri: How should histology be coded for a "carcinosarcoma with high grade sarcomatous component within a polyp, with greater component of endometrioid carcinoma and foci papillary serous carcinoma within polyp"?
20081077 MP/H Rules--Ovary: How do you code histology for a diagnosis of "clear cell CA, predominately cystic."
20100017 MP/H Rules/Multiple primaries--Prostate: Does adenosquamous carcinoma found in the prostate represent a second primary in a patient previously diagnosed with adenocarcinoma of the prostate? See Discussion.
20091102 MP/H Rules/Histology--Thyroid: How should histology be coded for a diagnosis of "papillary sclerosing carcinoma" with an additional description of the tumor being "nonencapsulated"? 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.
20100062 MP/H Rules/Histology--Lung: How is histology coded when there is a lung biopsy compatible with non-small cell carcinoma and regional lymph node biopsies compatible with adenocarcinoma? See Discussion.
20071027 MP/H Rules/Histology--Breast: Which report and diagnosis should be used to code the histology if an excisional biopsy that removes the majority of the tumor has a diagnosis of "carcinoma," and the subsequent lumpectomy diagnosis is "microscopic residual disease consistent with infiltrating duct carcinoma"?
20100090 MP/H Rules/Histology: How is histology coded for a diagnosis of "poorly differentiated endometrioid adenocarcinoma intermixed with osteoid sarcomatous component, consistent with malignant mixed mullerian tumor with heterologous (osteosarcoma) elements"? Is malignant mixed mullerian tumor synonymous with carcinosarcoma? See Discussion.