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Undescended Testicle Learning Center
Causes could include:
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No known cause
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Undescended testicles are fairly common in premature infants. They occur in about 3 - 4% of full-term infants. In most cases the testicles descend by the time the child is 9 months old.
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There are many different and complex reasons why one or both testes may not descend. Sometimes the failure is due to problems that occur during pregnancy with the tissues as they are developing or with hormone levels in the developing fetus. If th...
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The cause of undescended testes is presently unknown, however its symptoms are quite apparent. One or all of the testicles can be undescended, therefore the testicles appear to be either missing or lopsided.
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