The SUV values show an increasing trend from low to high-risk tumors.[ 114 , 115 , 116 , 117 ] PET/CT is better in identifying involved nodes of size <1 cm.[ 114 ] Esophageal cancer For initial tumor (T) staging of esophageal cancer, endoscopic ultrasound is the preferred modality of choice as it measures the depth of invasion most accurately.[ 118 ] PET/CT lacks the spatial resolution to demarcate the depth of invasion.
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