233Lu Squamous Cell Carcinoma with Pseudocavitation 6 Years Prior left Upper Lobe Complex Cystic Lesion CT scan of a 78 year old male with history of nicotine shows a complex cystic lesion in the left upper lobe Final diagnosis Squamous Cell Carcinoma Ashley Davidoff MD TheCommonVein.net CT scan of a 78 year old male with history of nicotine shows a complex cystic lesion in the left upper lobe Final diagnosis Squamous Cell Carcinoma Ashley Davidoff MD TheCommonVein.net Growth of Cystic Lesion Over 6months CT scan of a 78 year old male with history of nicotine shows growth of the complex cystic lesion in the left upper lobe . The lesion shows finding consistent with pseudocavitation.Final diagnosis Squamous Cell Carcinoma Ashley Davidoff MD TheCommonVein.net CT scan of a 78 year old male with history of nicotine shows growth of the complex cystic lesion in the left upper lobe . The lesion shows finding consistent with pseudocavitation.Final diagnosis Squamous Cell Carcinoma Ashley Davidoff MD TheCommonVein.net PET CT One Month Later CT component of the PET CT scan performed one month later again shows a complex cystic lesion in the left upper lobe with a paucity of soft tissue . The lesion shows findings consistent with pseudocavitation. . Final diagnosis Squamous Cell CarcinomaAshley Davidoff MD TheCommonVein.net PET CT scan of a 78 year old male with history of nicotine use shows a hyperintense lesion in the left upper lobe of the lung, despite the paucity of soft tissue . Final diagnosis Squamous Cell CarcinomaAshley Davidoff MD TheCommonVein.net Significant Progression of Soft Tissue Growth 2 Months Later Prior to Biopsy CT scan performed prior to biopsy performed 2 months later shows rapid growth of soft tissue component within the pseudocavitation lesion. Final diagnosis Squamous Cell CarcinomaAshley Davidoff MD TheCommonVein.net Lung Biopsy Lung BiopsyCT scan performed during the the lung biopsy with the patient in prone position performed 2 months later shows appropriate positioning of the needle, with evidence of small amount of hemorrhage around the lesion caused by the procedureFinal diagnosis Squamous Cell CarcinomaAshley Davidoff MD TheCommonVein.net