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Intrapulmonary Solitary Fibrous Tumor Masquerade Sigmoid Adenocarcinoma Metastasis
Timothy Sakellaridis,Ioannis Koukis,Theodora Marouflidou,Ioannis Panagiotou,Anastasios Piyis,Konstantinos Tsolakis 대한흉부외과학회 2013 Journal of Chest Surgery (J Chest Surg) Vol.46 No.4
Solitary fibrous tumor is a rare spindle cell mesenchymal tumor entity, with either benign or malignant behavior that cannot be accurately predicted by histological findings. An intrapulmonary site of origin is even rarer. We report a case of a 51-year-old woman in whom an abnormal nodule in the lower right lung was detected during staging for sigmoid adenocarcinoma. The nodule was excised and pathological examination revealed an intrapulmonary solitary fibrous tumor.
Luca Papavero,Gregor Schmeiser,Ralph Kothe,Bronek Boszczyk,Oliver Heese,Yoshiharu Kawaguchi,Anna MacDowall,Claes Olerud,Nikolaos Paidakakos,Anastasios Panagiotou,Tobias Pitzen,Marcus Richter,K. Daniel 대한척추신경외과학회 2020 Neurospine Vol.17 No.1
Objective: To validate with a prospective study a decision-supporting coding system for the surgical approach for multilevel degenerative cervical myelopathy. Methods: Ten cases were presented on an internet platform, including clinical and imaging data. A single-approach (G1), a choice between 2 (G2), or 3 approaches (G3) were options. Senior and junior spine surgeons analyzed 7 parameters: location and extension of the compression of the spinal cord, C-spine alignment and instability, general morbidity and bone diseases, and K-line and multilevel corpectomy. For each parameter, an anterior, posterior, or combined approach was suggested. The most frequent letter or the last letter (if C) of the resulting 7-letter code (7LC) suggested the surgical approach. Each surgeon performed 2 reads per case within 8 weeks. Results: G1: Interrater reliability between junior surgeons improved from the first read (κ=0.40) to the second (κ=0.76, p<0.001) but did not change between senior surgeons (κ=0.85). The intrarater reliability was similar for junior (κ=0.78) and senior (κ=0.71) surgeons. G2: Junior/senior surgeons agreed completely (58%/62%), partially (24%/23%), or did not agree (18%/15%) with the 7LC choice. G3: junior/senior surgeons agreed completely (50%/50%) or partially (50%/50%) with the 7LC choice. Conclusion: The 7LC showed good overall reliability. Junior surgeons went through a learning curve and converged to senior surgeons in the second read. The 7LC helps less experienced surgeons to analyze, in a structured manner, the relevant clinical and imaging parameters influencing the choice of the surgical approach, rather than simply pointing out the only correct one.