{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,7]],"date-time":"2026-10-07T09:52:33Z","timestamp":1791366753499,"version":"4.3.1"},"reference-count":44,"publisher":"Georg Thieme Verlag KG","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Handchir Mikrochir Plast Chir"],"abstract":"<jats:title>Zusammenfassung<\/jats:title>\n                  <jats:p>Der N. ulnaris verl\u00e4uft auf H\u00f6he der ulnaren Handwurzel durch die Loge de Guyon.\n                    Aufgrund der engen Lagebeziehung zu rigiden ligament\u00e4ren und kn\u00f6chernen\n                    Strukturen kann es hier durch raumfordernde Prozesse oder Frakturen leicht zu\n                    einer Kompression des N. ulnaris und der entsprechenden End\u00e4ste kommen. Aber\n                    auch Pathologien der benachbarten A. ulnaris k\u00f6nnen den Nerv irritieren.<\/jats:p>\n                  <jats:p>Nach dem Kubitaltunnelsyndrom handelt es sich um das zweith\u00e4ufigste\n                    Kompressionssyndrom des N. ulnaris, aber insgesamt um ein doch sehr seltenes\n                    Krankheitsbild, das aufgrund seiner Variabilit\u00e4t als anspruchsvoll gilt. Da sich\n                    der N. ulnaris in der Loge de Guyon in seine beiden End\u00e4ste, den Ramus\n                    superficialis und Ramus profundus aufteilt, kann sich die klinische Auspr\u00e4gung\n                    der Nervenkompression mit sowohl gemischt sensomotorischen, rein motorischen\n                    oder rein sensiblen Ausf\u00e4llen pr\u00e4sentieren.<\/jats:p>\n                  <jats:p>Zu den h\u00e4ufigsten Ausl\u00f6sern einer Kompressionssymptomatik z\u00e4hlen Ganglien,\n                    aberrante Muskeln, Frakturen oder Gef\u00e4\u00dfanomalien in der Loge de Guyon. Aus\n                    diesem Grund gilt es pr\u00e4operativ neben einer exakten klinischen Untersuchung zur\n                    Diagnosefindung auch bildgebende Modalit\u00e4ten (R\u00f6ntgen, MRT, CT oder Sonographie)\n                    und eine neurologisch-elektrophysiologische Untersuchung einzubeziehen.<\/jats:p>\n                  <jats:p>Die chirurgische Exploration und Dekompression des Nervs an allen kritischen\n                    Engstellen ist bei anhaltender Irritationssymptomatik oder l\u00e4nger bestehenden\n                    sensomotorischen Ausf\u00e4llen indiziert, um irreversible Sp\u00e4tfolgen zu\n                    verhindern<\/jats:p>","DOI":"10.1055\/a-2938-7287","type":"journal-article","created":{"date-parts":[[2026,10,7]],"date-time":"2026-10-07T08:38:12Z","timestamp":1791362292000},"source":"Crossref","is-referenced-by-count":0,"title":["Das Kompressionssyndrom des Nervus ulnaris in der Loge de\n                    Guyon"],"prefix":"10.1055","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9085-1604","authenticated-orcid":false,"given":"Philipp","family":"Tratnig-Frankl","sequence":"additional","affiliation":[{"name":"Sch\u00f6n Klinik Gruppe, Germany","place":["Munich"],"department":["Zentrum f\u00fcr Handchirurgie, Mikrochirurgie und Plastische\n                    Chirurgie"]},{"name":"Rh\u00f6n Klinikum Campus Bad Neustadt, BY, Germany","place":["Bad Neustadt an der Saale"],"department":["Klinik f\u00fcr Handchirurgie"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marion","family":"M\u00fchldorfer-Fodor","sequence":"additional","affiliation":[{"name":"Rh\u00f6n Klinikum Campus Bad Neustadt, BY, Germany","place":["Bad Neustadt an der Saale"],"department":["Klinik f\u00fcr Handchirurgie"]},{"name":"Roland-Klinik Bremen, Germany","place":["Bremen"],"department":["Zentrum f\u00fcr Hand- und Rekonstruktive 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