Endoscopic Ultrasonography of Malignant Rectal Tumors for the Decision-Making of Therapeutic Action
In Cuba rectal tumor occupies the fourteenth cause of death among malignant and fifth tumors among malignant digestive tumors and its proper management depends on its staging. At present, endoscopic ultrasonography as a very well defined diagnostic value in the preoperative staging of rectal cancer, its introduction increases the ability to delimit the rectal wall …