The pathology and surgical treatment of tumors . -sule is perfect in the circumscribed variety; in the diffuse form thetumor .sends out into the surrounding loose connective tissue pro-longations which sometimes are not discovered in the removal of thetumor, and lead to a recurrence of the growth. The diffuse form fre-quently occupies a large territory, as, for instance, the anterior surfaceof the neck. The lipoma arborescens or raccmosiim described byJ. MiJllcr is a branching fatty tumor (Fig. 280). It is found mostfrequently in the knee-joint, where it starts beneath the synovial mem- LIPOMA


The pathology and surgical treatment of tumors . -sule is perfect in the circumscribed variety; in the diffuse form thetumor .sends out into the surrounding loose connective tissue pro-longations which sometimes are not discovered in the removal of thetumor, and lead to a recurrence of the growth. The diffuse form fre-quently occupies a large territory, as, for instance, the anterior surfaceof the neck. The lipoma arborescens or raccmosiim described byJ. MiJllcr is a branching fatty tumor (Fig. 280). It is found mostfrequently in the knee-joint, where it starts beneath the synovial mem- LIPOMA. 399 brane, and, pushing this before it, sends branching lobes into the arborescens is also found quite frequently as a diffuse tumorunder the peritoneum and the pleura. Symptonis and Diagnosis.—Lipoma frequently occurs as a con-genital tumor. Sometimes it is found as a symmetrical affection—forinstance, the simultaneous occurrence of a lipoma in each axillaryspace. The writer has observed such a case in a woman fifty years of. Fig. 280.—Lipoma arborescens (after Liicke) age. Billroth, in a paper published shortly before his death, calledattention to the occurrence of symmetrical lipoma. As a post-nataltumor it commences most frequently after puberty. Its growth isalways slow. Sometimes it remains stationary for a certain length oftime, when, without any apparent provocation, it resumes its attains occasionally an immense size. Rhodius recorded a case inwhich the tumor weighed sixty pounds. Tumors weighing more thanten pounds, however, are very rare. If the tumor is subcutaneous, theskin over it, from tension, atrophies, and ulceration from impaired nutri- 400 PATHOLOGY AND TREATMENT OF TUMORS. tion may take place. In other instances ulceration is caused by atrauma or in consequence of irritating applications. Infection of a fattytumor through a break in the surface is frequently followed by intensephlegmonous inflammation of the stroma of the tumo


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectneoplas, bookyear1895