Case: Segmentation

A 55-year-old male patient presents with a persistent cough and unexplained weight loss. A CT scan of the chest is performed to investigate potential causes, including the possibility of a lung tumor. The radiologist needs to segment the lung regions to identify any abnormal masses accurately.

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CTAI-GENERATED

The CT scan shows multiple axial slices of the thoracic region, with particular attention to the lung fields. The images reveal areas of varying density that require segmentation to isolate potential pathological structures.

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Which segmentation technique should be used to initially isolate the lung regions from the surrounding tissues?