Hypospadias is a congenital defect defined as a malformation of the male urethrathat is abnormally located at the lower extremity of the glans penis, on the underside of the penis or at the junction of the penis and scrotum. Therefore, hypospadias can be classified into anterior, medial and posterior.
The severity of hypospadias will depend on the location of the urethral opening. In either case, the male will have trouble having sex and ejaculating, so pregnancy in a natural way will be complicated.
The different sections of this article have been assembled into the following table of contents.
Hypospadias is an anomaly that appears from birth (congenital) characterized by having the opening of the urethra in a place other than the tip of the penis. Hypospadias is also usually associated with a malformation of the foreskin and a curvature of the penis toward the belly. This type of penis is called congenital curved penis.
Because of this curvature of the penis, hypospadias is considered a cause of sexual dysfunction, as it can mechanically make sexual intercourse impossible. In addition, as a consequence of the abnormal position of the urethral orifice, ejaculation in the vagina is also impeded.
The frequency of occurrence of hypospadias is between 1 and 8 newborns out of 1000.
Hypospadias has both aesthetic and functional consequences. Once the child is older, this malformation can even have psychological consequences.
On the other hand, hypospadias can sometimes be accompanied by other types of malformations that can compromise male fertility such as cryptorchidism, presence of hidden testes and even the diagnosis of sexual ambiguity or pseudohermaphroditism should be ruled out.
There are different types of hypospadias depending on the location of the urethral opening. The further the urethral opening is located from the glans penis, the greater the severity of hypospadias. In this way, they are distinguished:
The problems associated with hypospadias will be more severe the further back the urethral opening is located.
The exact reason for hypospadias is not known. However, most studies seem to indicate that this abnormality in the position of the urethral opening is caused by genetic factors in combination with environmental factors and certain medications. In addition, this malformation is under the dependence of androgens. Thus, among the causes that could lead to hypospadias, a genetic mutation that causes a deficiency in androgen receptors may be involved.
This mutation can be inherited in some cases when there is already a family member with hypospadias. It is estimated that it is 20% more likely to appear in other members of the same family.
It is also thought that disruption of embryonic androgen receptors by environmental factors may be one of the culprits. As well as some type of hormonal treatment during the first month or trimester of pregnancy or some type of alteration in the synthesis of testosterone.
Some factors that appear to increase a child's risk of developing hypospadias include the following:
However, the presence of these factors does not mean that the baby will have hypospadias. These are only factors that have been studied and appear to increase risk.
The symptoms of hypospadias depend on the severity of the hypospadias. In any case, the most common clinical manifestations associated with hypospadias are:
As a result of ejaculation problems, the possibility of having children naturally can be complicated. In addition, it will also be difficult for sperm to reach the uterus during intercourse.
The way to diagnose hypospadias at birth is by physical examination of the baby. If the pediatrician is unsure of the diagnosis, further evaluation may be ordered.
Usually, the treatment of choice for hypospadias is the surgical option. Due to the psychological impact that this anomaly can have on the child, most specialists recommend the operation at an early age, before the age of 3.
Generally, if the hypospadias problem is corrected when the child is young, it does not need to influence adulthood.
In addition, a micropenis may appear as a result of the curvature of the penis towards the belly. Therefore, during surgery, if necessary, the curvature of the penis can be corrected along with the reconstruction of the urethra and foreskin. Sometimes penis growth can also be stimulated with hormone treatment.
As we have seen, there are different surgical techniques to solve hypospadias. It will be the specialist who will assess the case and decide which is the appropriate technique to address the different aspects to be treated, orifice, curvature of the penis and foreskin.
The concentration of male hormones involved in sperm formation and associated with fertility in the male may decrease depending on the location of the urethral orifice.
In addition, hypospadias causes problems with ejaculation by preventing sperm from entering through the vagina. For these reasons, the probability of having a child with hypospadias is low.
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However, if this congenital malformation in the location of the urethral opening is treated correctly at an early age, it does not usually lead to problems in the reproductive health of the adult male.
Hypospadias causes problems in ejaculation, preventing the correct ejaculation of sperm in some cases, even after surgical correction.
If there is also a hormonal or karyotype alteration, there may be an alteration in the correct production of spermatozoa.
All of this means that the chances of having offspring are reduced.
Hypospadias is a birth defect that affects male babies. With this conditions, the urinary meatus is located in a place other than the external urethral orifice, such as the scrotum. There exist various types of hypospadias, from mild to most severe.
The exact cause of hypospadias is not known exactly, but there is some link to genetics. For this reason, some studies show that hypospadias is hereditary.
Specifically, the genetic cause of hypospadias would be a mutation in a gene, leading to a lower concentration of androgen receptors. However, it is not possible to state that this congenital malformation in the location of the urethral opening is genetic.
Hypospadias can lead to cryptorchidism in the male, which can cause problems in having offspring. If you would like to learn more about this testicular disorder, we recommend you visit the following article: Cryptorchidism - a testicular disorder that causes infertility.
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