Identifier: pathologicalanat00schwrich (find matches)
Title: The pathological anatomy of the ear
Year: 1878 (1870s)
Authors: Schwartze, Hermann Green, John O. (John Orne), 1841-
Subjects: Ear -- Diseases
Publisher: Boston, Houghton, Osgood and company
Contributing Library: University of California Libraries
Digitizing Sponsor: MSN

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ge usually remain attached tothe membrane. In fresh cases it comes on with in-flammatory symptoms, most frequently during de-mentia paralytica, but it may occur in persons ofsound mind; it is by no means always of a traumaticnature. A predisposition to it is shown by a diseaseof the cartilage which shows spots of softening andspaces filled with fluid. The hemorrhage is generally resorbed and thethickened perichondrium is again attached to thecartilage, but a permanent deformity is left from the ^ Compare Klebs Pathologiscke Anatomic, Bd. I., S. 98, 36 PATHOLOGY OF THE EAR. thickening and cicatricial shrinking of the auricle.Suppuration and spontaneous rupture are very rareand only occur in traumatic othasmatoma. Calcifica-tion of the cartilage is common as a result of the ef-fusion. Inflammations and their Results. The usual diseasesof the skin may be located on the auricle. Erythema(as intertrigo behind the ears), eczema, erysipelas, arevery common, phlegmonous inflammation, gangrene
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Fig. 24.Nrevus of the Auricle. Removed with the knife bj Prof. R. Yolkman, .afterthe application of a ligature. Recovery. (in typhus, measles, erysipelas, or spontaneously innurslings), are less common. Lupus, pemphigus syph-iliticus, and ichthyosis congenita, are also seen on theauricle. Spontaneous perichondritis resulting in ab-scess, has been in rare cases observed on the auricleand heals usually without leaving a deformity. Par-tial calcifications and very rarely ossifications,^ the 1 Bochdalek, Prag. VierteljahrsscJir., 1865, i., S. 33.trdge. Otolofjisclie Bei- A URICLE. 37 result of defective nutrition alone without a sign ofappreciable irritation, may be seen on the auricle ;concretions of urate of soda are also found in ar-thritic persons (Garrod). The auricle is almost com-pletely exempt from syphilis, and fractures are veryrare on account of its elasticity. After burns andskin eruptions synechiaB, or adhesions of the auricleat its posterior surface to the skull, may occur.

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