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MP/H Rules/Histology--Thyroid: How should histology be coded for a single tumor with final diagnosis undifferentiated (anaplastic) carcinoma arising in association with papillary thyroid carcinoma and the Summary Cancer Data states Histologic type: Undifferentiated (anaplastic) carcinoma only? See Discussion.
Oct 03 2017
Grade/Histology--Rectum: How should histology and grade be coded for high grade neuroendocrine tumor (NET) (WHO Grade 3) of the rectum? See Discussion.
Sep 28 2017
Reportability/Behavior--Ovary: Is adult granulosa cell tumor a reportable malignant tumor if the primary ovarian tumor ruptured intraoperatively, the peritoneum was contaminated, and the patient underwent adjuvant treatment with chemotherapy given the increased risk of recurrence due to intraoperative tumor spill? See Discussion.
Sep 27 2017
Race, ethnicity: How do you code race for someone from New Zealand?
Sep 21 2017
MP/H Rules/Histology--Thyroid: What is the correct histology when final diagnosis of a thyroidectomy includes the descriptor "papillary and follicular architecture?" See Discussion.
Sep 18 2017
MP/H Rules/Histology/Grade--Unknown & ill-defined sites: What is the correct histology and grade of a liver biopsy with metastatic neuroendocrine carcinoma low to intermediate grade if primary site is unknown? See Discussion.
Sep 18 2017
MP/H Rules/Histology--Lung: What is the correct histology code for an initial biopsy of non-small cell carcinoma with neuroendocrine phenotype, possible large cell neuroendocrine carcinoma with a subsequent re-biopsy showing poorly differentiated small cell carcinoma after chemotherapy with no response? See discussion.
Sep 07 2017
Grade: If the biopsy site is a higher grade, is the grade of the biopsy used over the grade of the surgical resection? See Discussion.
Sep 05 2017
Reportability/Histology--Skin: Is 'skin, left temporal scalp, low grade adnexal carcinoma, probable sweat gland origin' reportable as 8400/3, skin of temple?
Sep 05 2017
First Course of Treatment/Surgery of Primary Site--Corpus uteri: Do you code total hysterectomy or radical hysterectomy when a specimen indicates the uterus, cervix, ovaries, fallopian tubes, and right and left parametrium were resected, but shows no portion of the vagina. See Discussion.
Sep 01 2017