What is the cause of baby birth penis short?

The baby born penis short consideration and genetic factors, obesity, hidden penis and other reasons related.

1, genetic factors

If the father has a short penis, affected by genetic factors, the son is born with a high probability of a short penis.

2, obesity

baby body is too fat, can cause scrotal fat accumulation, penis buried in the subcutaneous, performance for the penis short.

3, hidden penis

If the abnormal development of the fleshy membrane, resulting in no elastic, thick fibrous fascia, abnormal development of fascia will pull the penis proximal, constrained below the pubic symphysis, resulting in the baby penis short.