A clear understanding of how fiber might protect against colon cancer risk remains somewhat elusive.
To heredity, as an indirect or predisposing cause, has probably been assigned too great importance, and the many facts brought forward of the relative frequency of cancer in members of one family only justify the conclusion that the tissue-resistance of certain families is lowered.
In operations for diseases of the pelvis, ovarian dropsy, cancer of the uterus, and other grave diseases of the region, success has been stupendous.
The very high summer temperatures of the area north of the tropic of Cancer are sufficiently accounted for, when compared with those observed south of the tropic, by the increased length of the day in the higher latitude, which more than compensates for the loss of heat due to the smaller mid-day altitude of the sun.
A characteristic feature of cancer is the carrying of the epithelial cells (which are the essential element of the growth) to the nearest lymphatic glands, and in cancer of the stomach the secondary implication of the glands may cause the formation of large masses between the stomach and the liver, which may press upon the large veins and give rise to dropsy.
Difficulty and pain in swallowing may be complained of when the cancer is beginning to block the inlet, but if it is situated at the pylorus the discomfort comes on an hour or two after a meal - at the time that the partially digested food is trying to make its way into the small intestine.
Evidence is accumulating which may end in the explanation and perhaps in the prevention of the direst of human woes - cancer itself, though at present inquiry is being directed rather to intrinsic than to extrinsic causes.
Militarism may account for much of the tremendous deficit under Urban VIII.; but the real cancer was nepotism.
After lengthened suffering from a terrible disease, said to have been cancer in the face, he died in 1773, leaving to his son Timur the kingdom he had founded.
Another characteristic of cancer is that it spreads far and wide, drawing other tissues to itself by contracting fibrous bands.