- Varicocèle
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Varicocèle: physiopathologie et approches thérapeutiques
Pathophysiology of varicocele and therapeutic approach
Andrologie volume 12, pages 100–104 (2002)
Resume
La varicocèle est une affection fréquente chez l'homme infertile puisque son incidence est plus du double de celle de la population fertile du même âge. Elle a un effet délétère sur la croissance du testicule et sur la spermatogenèse. Il est d'autant plus important que la varicocèle est volumineuse. Cet effet s'aggrave avec le temps d'exposition à la varicocèle témoignant d'une évolutivité des lésions.
Il ne faut pas traiter systématiquement une varicocèle chez un patient infertile mais tenir compte des facteurs associés en cause dans l'infertilité aussi bien chez l'homme que chez la femme. Le traitement de la varicocèle semble améliorer les paramètres spermatiques et ce d'autant plus qu'elle est volumineuse (grade 2–3) et que le traitement est précoce (intérêt du dépistage chez l'adolescent).
Les causes évoquées à l'origine de l'altération de la fonction testiculaire du fait de la varicocèle peuvent être regroupées en 4 groupes: anomalies de l'axe hypothalamo-hypophyso-gonadique, lésion d'origine vasculaire (stase, obstruction), reflux de métabolites rénaux et surrénaux, élévation de la température scrotale.
Les perturbations du bilan hormonal et les troubles de la thermorégulation testiculaire semblent des éléments pronostiques importants qui pourraient probablement être pris en compte dans les indications thérapeutiques.
Abstract
Varicocele is a frequent disease in infertile men (30–40%) and has a harmful effect on growth of the testis and spermatogenesis, which deteriorates with increasing length of exposure to varicocele.
Clinical varicocele (grade 2 and 3), especially in younger patients, represents a logical indication for treatment of varicocele in infertile men. However, all causes of infertility (male and female factors) must be considered before treatment.
The main factors of failure of spermatogenesis are: hormonal disturbances (hypothalamo-hypophysogonadal status) and testicular thermoregulation anomalies. They should be considered to be prognostic factors for treatment.
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Communication au XVIII0 Congrès de la Société d'Andrologie de Langue Française, Montpellier, 13–15 décembre 2001.
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Wagner, L. Varicocèle: physiopathologie et approches thérapeutiques. Androl. 12, 100–104 (2002). https://doi.org/10.1007/BF03034953
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DOI: https://doi.org/10.1007/BF03034953