File:Interstate medical journal (1919) (14741122136).jpg

Identifier: interstatemedica2619unse (find matches)
Title: Interstate medical journal
Year: 1919 (1910s)
Authors:
Subjects: Medicine
Publisher: St. Louis, : Interstate Medical Journal
Contributing Library: The College of Physicians of Philadelphia Historical Medical Library
Digitizing Sponsor: The College of Physicians of Philadelphia and the National Endowment for the Humanities

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responsible for a form of hayfever that ispresent practically all the year. False Wormwood (Parthenium hysterophorus, Fig. 12). Thisis found from southern Pennsylvania to Illinois, Missouri, Florida,and Texas. Its leaves resemble those of the common ragweed,but the flowers are white tufts instead of yellowish tassels of theragweed. The pollen of the false wormwood gives a hayfever reac-tion, but its pollen, though small, adhere together in bunches, sothat they do not travel a distance greater than a city block. Theirperennial bloom, however, is responsible for a form of hayfeverthat is present all the year.9 9Susceptibility to Hayfever, and Its Relation to Heredity, Age, and Seasons.Wm. Scheppegrell (U. S. Public Health Reports, July 19, 1918). Scheppegrell: Harmless Flowers and Hay fever Weeds 141 The Grasses (Gramineae, Fig. 13). The pollen of the grassesis responsible for the early (spring-summer) form of hayfever.There are about 500 species of grasses, all of which give a hayfever
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Fig-. 13.—The Grasses. All the grasses have wind-borne pollen, which is respon-sible for the early form of hayfever. reaction, which is similar, although varying in degree. As theragweed families are not found in Europe, only the spring-summerhayfever is found in European countries. 142 INTERSTATE MEDICAL JOURNAL FALSE NEUROMAS OCCURRING IN AMPUTATIONSTUMPS-REPORT OF A CASE. By FRANK WARNER, M.D., Dr. Sc., F.A.C.S., Columbus, Ohio. An enlargement occurring on the end of a severed nerve in anamputation stump is not of infrequent occurrence. These bulbousenlargements may be painful at times or they may be of slightconsequence. They may be the occasion, however, of severe reflexpains. When once a false neuroma has occurred, it is quite likelyto recur after removal, but not necessarily. A true neuroma is one of the rarest of tumors; false neuromasfrequently occur on the ends of severed nerves, or in injured nervesat the site of the injury. These neuromas are called false becausethey are

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