1 Medical student of the 6th year State University of Ceará. 2 MD. Radiologist Cancer Hospital/Cancer Institute of Ceará. 3 MD. Radiologist resident, Cancer Hospital/Cancer Institute of Ceará. 4 MD. Radiologist Cancer Hospital/Cancer Institute of Ceará. 5 MD. Head and Neck Surgeon Cancer Hospital/Cancer Institute of Ceará and Fortaleza General Hospital. Send correspondence to: José Alberto Alve...

Nonsolid nodules are a common radiographical finding in high resolution CT images of the lung. A main factor in determining a nodules malignancy status is the change in the nodule size over time. A method for automatically segmenting a nonsolid nodule from CT images is presented in this thesis. Precise image segmentation is a prerequisite for determining the volumetric growth rate from multiple...

patient is admitted for nonspecific symptoms and undergoes an imaging examination at the time of admission. A radiology resident is asked to provide a preliminary interpretation for the primary medical service. The resident lists a few differential possibilities for the patient’s diagnosis but summarizes by stating what he or she believes to be the specific, single diagnosis. Since this favored...