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March 10, 1945


JAMA. 1945;127(10):568-571. doi:10.1001/jama.1945.02860100012003

Although only one fifth of colonic cancers are found in the right colon, the ileocecal coil is the location of the majority of those inflammatory pseudotumors of the abdomen which require surgical treatment. For many years, however, the overwhelming preponderance of lesions originating from infection of the vermiform appendix and its sequelae so overshadowed all others as to prevent the recognition of a variety of rarer pathologic involvements of the terminal ileum and cecum which are now beginning to be identified, classified and differentiated.

Since W. J. Mayo1 in 1888 reported cases in which perityphlitis gave rise to palpable tumors which were difficult to differentiate from malignant swellings, numerous studies have appeared in the literature. Walters and Synhorst2 aptly termed this condition a "ligneous" infection of the cecum, as it is the woody, firm tumor which confuses the diagnostic picture. Other inflammatory tumefacients, however, must be considered in