환자분 타병원에서 가져오신 외부 슬라이드 판독결과Breast, left, 2 o'clock, needle biopsy:  . INVASIVE DUCTAL CARCINOMA, nuclear grade 3/3, histologic grade 3/3.  . Microcalcification in stroma.2. Breast, left, 12 o'clock, needle biopsy:  . INVASIVE DUCTAL CARCINOMA, nuclear grade 3/3, histologic grade 3/3.  . No microcalcification.3. Soft tissue, axilla, left, needle biopsy:  . INVASIVE DUCTAL CARCINOMA, nuclear grade 3/3, histologic grade 3/3. (see note)  . No microcalcification.소견 보이신 분으로, 본원에서 항암치료 시행후 수술하여 나온 조직검사에서Breast, left, upper outer and upper center, partial mastectomy with sentinel lymph node biopsy :     . Status post neoadjuvant chemotherapy     (RT2023-468 : nuclear grade, 3 / 3; histologic grade, 3 / 3;      overall cancer cellularity, 50 %).   . Metaplastic carcinoma, squamous cell type, residual ;1) tumor size: 0.8x0.5x0.5 cm (DCIS extent, up to 3 cm        largest tumor bed size: 2x1.9 cm) (overall cancer cellularity: 20 %) (ypT1)     2) nuclear grade: high with central necrosis     3) Bloom-Richardson grade: 3 / 3     4) lymphovascular invasion: absent     5) intraductal component: 30 % / EIC ( + ), flat and cribriform type                               Van Nuys classification group: 3 / 3     6) microcalcification in benign duct, stroma, and tumor     7) negative but very close medial resection margin (see IT2023-16337)     8) negative other resection margins         (superior, 0.3 cm; inferior, 0.3 cm;         lateral, 1.3 cm; deep, 1.9 cm; superficial, 0.5 cm)     9) no metastasis in 8 regional lymph nodes (ypN0)        (0/8 : Left sentinel lymph node #1 to #6 for frozen "IT2023-16355", 0/6;               Left non-sentinel lymph node #1 to #3 for frozen "IT2023-16355", 0/2)병리검사 나오신 환자분이십니다.처음 암등록시 M8500/3으로 암등록하였는데, 수술후 Metaplastic carcinoma 나와 M8575/3으로 M코드 수정하는 것이 맞는지 문의 드립니다.
항암치료 전 조직검사결과인, M8500/3 (Invasive ductal carcinoma)로 등록합니다.