Zusammenfassung
Hintergrund
Der Einfluss der Varikozele auf das Hodenwachstum wurde bei Schülern der Klassen 4 und 8 prospektiv untersucht.
Teilnehmer und Methoden
Bei 778 Jungen, darunter 700 Trägern links- oder beidseitiger Varikozelen, wurde für jedes Pubertätsstadium mittels Ultraschall die Hodengröße bestimmt. Bei 257 Kindern und 287 Jugendlichen mit einseitigem Befund erfolgte ein Größenvergleich beider Hoden unter Berücksichtigung der Varikozelen- und Dopplerrefluxgrade in aufrechter und liegender Position.
Ergebnisse
Die Hodengröße nahm in der Pubertät akzentuiert zu. Ipsilaterale Volumendefizite im Jugendalter korrelierten in Rate und Ausmaß signifikant mit dem Varikozelengrad. Wachstumsunterschiede von ≥15% traten mit höherem Varikozelen- und Refluxgrad im Liegen häufiger auf.
Schlussfolgerungen
Die Varikozele kann das pubertäre Hodenwachstum hemmen. Maßgeblich für das Auftreten größerer Wachstumsdefizite ist der Grad der Varikozele und der sie begleitenden hämodynamischen Störung.
Abstract
Background
We prospectively assessed male students in the 4th and 8th forms to see whether varicoceles affect testicular growth.
Participants and methods
Ultrasound measurements were done in 778 boys to define testicular size according to the different pubertal stages. Seven hundred boys had a left or bilateral varicocele; 257 children and 287 adolescents with unilateral varicoceles were assessed for testicular size discrepancies in relationship to the varicocele size and the Doppler grades of venous reflux in the upright and supine positions.
Results
Rapid testicular growth occurred at puberty. By comparing the frequencies and extent of ipsilateral growth failures in adolescents, we noted significant differences among the varicocele grades. A volume loss of ≥15% was associated with the higher varicocele grades and the reflux grades in the supine position.
Conclusion
Varicoceles may impair testicular growth at puberty. The severity of volume loss depends on the varicocele size and the related alterations in circulatory flow.
Abbreviations
- VR:
-
Valsalvareflux
- DR:
-
Dauerreflux (Dopplergrade des venösen Refluxes nach Hirsh et al.)
- PHS:
-
Pubic hair stages (Pubertätsstadien nach Marshall u. Tanner)
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Pfeiffer, D., Berger, J., Schoop, C. et al. Varikozele und pubertäres Hodenwachstum. Urologe 47, 59–64 (2008). https://doi.org/10.1007/s00120-007-1575-3
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DOI: https://doi.org/10.1007/s00120-007-1575-3