before a vowel thromb-, combining form of Gr. θρόμβο-ς THROMBUS, a formative in some pathological and chemical terms, as Thrombo-arteritis, arterial inflammation producing thrombosis; Thrombocyst [mod.L. thrombocystis (Dunglison, 1857)], a cyst surrounding a clot of blood; Thrombogen, a hypothetical substance in the blood that converts fibrinogen into fibrin; the proenzyme of the fibrin-ferment; hence Thrombogenic a., of or pertaining to thrombogen; producing coagulation; Thrombokinase: see quot. s.v. THROMBASE; Thrombophlebitis, phlebitis due to obstruction of the vein by a thrombus.

1

1890.  Billings, Nat. Med. Dict., *Thromboarteritis.

2

1899.  Allbutt’s Syst. Med., VI. 205. An acute infective disease without anatomical lesions other than the thrombo-phlebitis, or thrombo-arteritis.

3

1860.  Mayne, Expos. Lex., 1274/2. A cyst or membrane containing a clot of blood: a *thrombocyst.

4

1899.  Syd. Soc. Lex., *Thrombogen, producing or giving rise to clots. Ibid., *Thrombogenic enzyme, an unorganised ferment having the power to cause clotting.

5

1908.  Thrombogen, *Thrombokinase [see THROMBASE]

6

1896.  Allbutt’s Syst. Med., I. 654. *Thrombo-phlebitis and localised abscesses are by no means uncommon.

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