Surgery of Primary Site--Brain and CNS: How should this field be coded when the procedure is stated to be a "stereotactic CORE biopsy" of a brain tumor? See Discussion.
Surgery of Primary Site--Brain and CNS: How is this field to be coded when a patient undergoes stereotactic biopsy of a brain tumor? Path specimen consists of four fragments of tissue measuring .7, .6 and .3 cm.
Systemic/Surgery Sequence--Breast: How is this field coded for a breast cancer patient treated with a lumpectomy followed by chemotherapy and then a mastectomy?
Multiplicity Counter--Head & Neck: How is this field coded when a patient has carcinoma in the same location as a previous primary but it is unknown if there was a disease-free interval? See Discussion.
Chemotherapy--Breast: In the absence of more specific information, is the insertion of a port-a-cath one month after mastectomy enough documentation to code chemotherapy to 88 [Recommended]?
Primary site: If text supports a pancreatobiliary primary with no other information what primary site code would be assigned? C249 biliary tract NOS, or C269 GI tract nos, or C809 unknown?
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