CIC:: DUX4-rearranged sarcoma - Pleura Alveolar macrophage pneumonia (AMP)/DIP Mesothelioma with morules - Pleural effusion Sarcoidosis with interstitial inflammation Hypersensitivity pneumonitis Low grade fetal adenocarcinoma Intra-alveolar Mucin, Alveolar Proteinosis, Edema Intra-alveolar mucin adjacent to mucin-producing adenocarcinoma Mucinous adenocarcinoma - Cytology & histology Hamartoma-Bronchial biopsy Pollen-EBUS-FNA specimens Yttrium 90 microsphere emboli in lung causing radiation injury Collision tumor-Mucinous lung ADC & prostatic ADC Small cell lung carcinoma and normal bronchial epithelium Microcrystalline cellulose embolism- IVDA Organizing pneumonia traversing a pore of Kohn. Lepidic metastases to lung Epithelioid hemangioendothelioma Smoking-related interstitial fibrosis (SRIF) Mucoepidermoid carcinoma - low grade Lipoma-Trachea Cryptococcosis -Disseminated- HIV+ Small cell lung carcinoma - Diff-Quik stain Epithelioid mesothelioma-Pleural fluid cytology Nodular amyloidosis- Sjögren syndrome Small cell lung carcinoma Fibropapillary lung lesion - Unclassified Pneumocystic jiroveci - BAL specimen Carcinosarcoma Carcinoid tumor Histoplasmosis-disseminated- BAL Large cell neuroendocrine carcinoma - {LCNEC} Lipid pneumonia - Exogenous Scar-Lung needle biopsy tract Canine adenovirus 2 infection of lung.-Dog Pulmonary sequestration Granular cell tumor-Bronchus Cartilage displacement - Mediastinal LN Mucinous adenocarcinoma - Cytology & histology Curschmann spiral - BAL specimen Lamellar inclusions in mesothelial cells Calcium oxalate crystals - Lung Lamellar inclusions in pleural mesothelial cells Pulmonary mucinous adenocarcinoma Vascular invasion by small cell carcinoma-Lung Normal bronchial epithelium Epithelioid hemangioendothelioma Coal workers pneumoconiosis (CWP) Metastatic melanoma-Pleura Ferruginous bodies - Asbestos Small cell carcinomas metastatic to eye NUT carcinoma - Thoracic Mineralization of large pulmonary vein elastica Adenoid cystic carcinoma SMARCA4 deficient undifferentiated tumor Non-small cell carcinoma with SMARCA4 loss Diffuse alveolar damage (DAD) Carcinoid tumor with ossification Corpora amylacea - Lung - Cytology & Histology Fat embolism - Oil Red O stain Asbestos and Non-Asbestos Ferruginous Bodies - BAL Cytology - Lung Long Ferruginous Asbestos Bodies - BAL Cytology - Lung Black core Ferruginous Bodies - BAL Cytology - Lung Ferruginous Asbestos Bodies - BAL Cytology - Lung Ferruginous Asbestos Bodies - BAL Cytology - Lung Asbestos Fibers - BAL Cytology - Lung Solitary fibrous tumor with entrapment of respiratory epithelium Solitary fibrous tumor with prominent, dilated, thin-walled blood vessels Solitary fibrous tumor with respiratory epithelial entrapment Metastatic melanoma Mediastinal mature cystic teratoma Peripheral adenocarcinoma invading chest wall Carcinoid, oncocytic "Benign metastasizing leiomyoma" Histoplasmosis, disseminated STAS - Tumor spread through airspaces Mixed fungal infection of lung Mesothelioma - Pleural fluid Small cell carcinoma - FNA UIP and adenocarcinoma Fibroleiomyomatous hamartoma Nodular pulmonary amyloidosis - FNA specimen Paraganglioma-Bronchus - Bronchoscopic view Squamous carcinoma - Bronchus - Bronchoscopic view Creola body - Bronchial washing Bone marrow embolism Aspiration of large fragment of orange - Larynx Mesothelioma Massive barium aspiration Aspirated peanut Azzopardi effect - High-grade T-cell lymphoma Adenoid cystic carcinoma - CT & bronchoscopic views Mesothelioma- CT & Thoracoscopic views Smoking-related interstitial fibrosis Melanoma Glomus tumor of lung Pleomorphic carcinoma Epithelioid mesothelioma Aspergillus with changes consistent with anti-fungal treatment Aspergillus infection, granulomatous