Phlebitis and thrombosis / by Warrington Haward.

  • Haward, Warrington.
Date:
1906
Catalogue details

Licence: In copyright

Credit: Phlebitis and thrombosis / by Warrington Haward. Source: Wellcome Collection.

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    Causes of thrombosis.—Disturbances of physiological relations between blood and vessels by : (i) Changes in vessel—(a) traumatism ; (b) in- flammation ; (c) degeneration ; (d) dilatation. (2) Changes in blood —(a) invasion of micro-organisms ; (b) physical changes ; (c) chemical changes. (3) Retardation or arrest of blood-current. The process of coagulation : (a) Influence of the blood-platelets ; (b) of the leucocytes ; (c) of the red corpuscles (laky blood) ; (d) of lecithin ; (e) of nucleo-albumin ; (/) of lymph ; (g) of calcium.— Influence of retardation of current. Varieties of thrombi : (a) Red thrombi ; (b) white thrombi ; (c) hyaline thrombi; {d) inflammatory thrombi. The organization of thrombi.—The disintegration of thrombi.—Septic thrombi. Cardiac thrombosis. Arterial thrombosis : causes, symptoms, results. Venous thrombosis : causes—(a) injuries ; (b) inflammation ; (c) in- vasion by micro-organisms : (i.) of the blood, (ii.) of the coats of the veins. Septic phlebitis.—Phlegmasia dolens.—Pylephlebitis.—Suppurative phlebitis.—Symptoms of septic phlebitis.—Sources of infection.— Treatment. Mr. President and Gentlemen,—It has always seemed to me that our interest in a disease should be in proportion, not to the rarity, but to the commonness of its occurrence. It is true that the careful investigation of an unusual affection may throw a light upon some pathological pro- cess which is common to other diseases, and thus give a wider significance than would at first appear to belong to such observations; but surely the study of conditions which we are frequently called upon to treat must possess 1