retractile testicle

  my 10 year son developed pain in his right lower abdomen last week. we saw our family docter to rule out appendtics it tunred out he found that his right testicle was missing.after an ultrasound they found it to be up in the abdomen area. we are unsure of how long it has been there.we have an appt to see a peds urologist this week but can you tell some about this and the tx and long term effects this might have in him  
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Dear Marsha
Thanks for your questions.
If the testicle was seen on ultrasound in the abdomen,  the testicle was probably has never descended into the scrotum.  Therefore, it is not a retractile testes, but an undescended testicle.  Retractile testes can temporarily be withdrawn into the lower inguinal canal but can be pulled into the scrotum on physical exam. This is common in seven year old boys who

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A related discussion, undecending testicle was started.