KCP 775 신촌 세브란스 병원 R3 차윤진
병력 63 세 남자 3 개월간의 기침, 가래, 보행시 호흡곤란 Chest CT – 우폐 중엽에 다수의 종괴
x400
1.Moderate cellularity, clear background with mature-looking lymphoid cells 2. A loosely cohesive malignant epithelial cell cluster –Large irregular nuclei –High N/C ratio –Scant cytoplasm –Conspicuous nucleoli –Incipient rosette formation –Nuclear molding Positive for malignancy, metastatic carcinoma, poorly differentiated
Primary lung cancer Primary unknown carcinoma, metastasis to lung Mesothelioma, less likely
Non-small cell carcinoma –Squamous cell carcinoma –Adenocarcinoma Small cell carcinoma Differential diagnosis Adenocarcinoma, poorly differentiated Small cell carcinoma
AdenocarcinomaSmall cell carcinoma Large irregular nuclei OO High N/C ratio OO Scant cytoplasm O Conspicuous nucleoli O Incipient rosette formation OO Nuclear molding O
Diagnosis Metastatic poorly differentiated carcinoma, see note. Note) Biopsy is recommended.