Manual of pathological anatomy . ly distended as to exceed the sizeof the adult head. The blood undergoes various changes, coagulabeing formed sometimes in separate masses, sometimes in firmlayers, as in the walls of an aneurism. The fluid part in old casesis more or less thick and grumous, sometimes resembling coffee-grounds. The presence, of the blood occasionally excites inflam-mation, leading to fibrinous and serous effusion, and, it may be, tosuppuration. The effused blood sometimes putrefies, offensivegases are produced, and, unless free exit be given to the decom- * See a note on this s
Manual of pathological anatomy . ly distended as to exceed the sizeof the adult head. The blood undergoes various changes, coagulabeing formed sometimes in separate masses, sometimes in firmlayers, as in the walls of an aneurism. The fluid part in old casesis more or less thick and grumous, sometimes resembling coffee-grounds. The presence, of the blood occasionally excites inflam-mation, leading to fibrinous and serous effusion, and, it may be, tosuppuration. The effused blood sometimes putrefies, offensivegases are produced, and, unless free exit be given to the decom- * See a note on this subject by Mr. J. W. Hulke, , in the Trans. Path. 1870, p. 2«-7. HEMATOCELE. 723 posed matter, fatal gangrene takes place. The tissues surroundingthe tunica vaginalis are apt to become involved in the inflamma-tion, though they are affected in a more chronic manner, and thusthe walls of the serous cavity are considerably thickened—perhapsso as to be half an inch in diameter. The testicle usually remains Fio. Hsematocele; tunica vaginalis greatly thickened, testis pretty healthy.(From IVIr. Curlings article.) unaffected, except that in old cases it is atrophied from encysted hydrocele of the testicle or epididymis may be con-verted into an haematocele, by the effusion of blood into its , also, may the encysted hydrocele of the cord. Both these,however, are rare affections.* Diffused h(xmatocele of the cord results from the rupture of somevessels of the cord, which are, probably, in some way diseased{e,g, varicose), in consequence of which blood is effused, in greateror less quantity, within the spermatic fascia; and if the bleedingcontinues, or recurs after an arrest of varying length of time, a * See a case recorded by Mr. Henry Arnott, in the Trans. Path. Soc, vol. 184, of old haemorrhage into the cellular tissue of the scrotum, simulating cancer. 724 ORCHITIS. tumour of enormous size may be formed, reaching down even tothe kn
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