Norhan Ahmed Ahmed Hassan El-Meniawy

inferior mesentric artery superior mesentric artery blood flow mesentric ischemia norhan ahmed el meniawy carcinoma malignant transformation hamangioma myxoma osteochondroma chondroma sarcoma fibroma lymphatic embolism classifications cancer neoplasms leukemia tumors pathology ureter urinary bladder kidney golmular endothelium norhan norhan ahmed histology of urinary system spleen development of spleen rectum anal canal duodenum pancreas liver stomach oesophagus embryology special embryology hindgut midgut foregut