Qap (Anatomical Pathology) 

QAP Peer Review

AP176
Case History: M/19 Opacity in right upper lobe of lung. Lobectomy
Intended diagnosis: Metastatic osteosarcoma in lung. Contributed by:USK
Code Diagnosis Comment Score
anonymous Osteosarcoma (100%), need to exclude metastasis Correlate with clinical history and other investigation result to exclude metastasis.  100
anonymous Pulmanary sarcoma,favor osteosarcoma Takes more blocks and sections to rule out sarcomatoid carcinoma  95
anonymous Lung - Metastatic osteosarcoma nil  100
anonymous Osteosarcoma Clinical and radiologic correlation for possible primary site.  100
anonymous OSTEOSARCOMA. 100%. To look for a primary elsewhere eg. the long bones.  100
anonymous Osteosarcoma. (100%) The lesion is likely metastatic, suggest clinical correlation.  100
anonymous Lung - metastatic osteosarcoma 100% nil  100
anonymous Metastatic osteosarcoma, 100% Please correlate with history of osteosacroma.  100
anonymous 1) Osteosarcoma (90%), metastatic? 2) Carcinosarcoma (10%) By clinical and microscopic aspects, favors Osteosarcoma. Whereas Carcinosarcoma has to be excluded by more tissue sampling and ancillary immunohistochemistry studies.  100
anonymous Metastatic Osteosarcoma (100%) nil  100
anonymous Malignant spindle cell tumour 100% DD synovial sarcoma, osteosarcoma, angiosarcoma, leiomyosarcoma Immunopanel Mic2, S100, actin, desmin, CD31, CD34, cytokeratin  90
anonymous Osteogenic sarcoma Suggest correlation with clinical history to exclude metastatic osteogenic sarcoma  100
anonymous Osteosarcoma In this patient metastatic osteosarcoma from bone should be excluded. Other possibilities include carcinosarcoma with an inconspicuous epithelial component, pulmonary artery sarcoma with osteosarcomatous differentiation and primary pulmonary osteosarcoma.  100
anonymous metastatic osteosarcoma. 100% probability nil  100
anonymous Osteosarcoma 100% nil  95
anonymous Metastatic osteosarcoma. nil  100