TY - JOUR T1 - Megarectum in goitrous hypothyroidism JF - BMJ Case Reports DO - 10.1136/bcr.07.2008.0508 VL - 2009 SP - bcr0720080508 AU - Huy A Tran Y1 - 2009/01/01 UR - http://casereports.bmj.com/content/2009/bcr.07.2008.0508.abstract N2 - Non-contrast computed tomography showed a large goitre with widespread intra-thoracic extension, abutting the aortic arch (fig 1A) as well as compressing the internal and external jugular veins (fig 1B, C). The tracheal anatomy is grossly distorted, giving it the crescentic shape in the coronal plane (fig 1, arrow). … ER -