Redness and swelling of the head of the penis in infants may be caused by acute injury, infectious factors, allergic factors, prepuce or phimosis.
1. Acute injury: infants with excessive pressure on the penis head area may cause damage to the penis head area, which will cause redness and swelling, and may be accompanied by pain, and infants will cry and scream.
2. Infectious factors: infant immunity is low, parents do not pay attention to the baby lower body care, may make the penis head part of the infection, infection aggravation will lead to redness and swelling of the head of the vagina, serious cases can lead to the head of the penis local pus.
3. Allergic factors: parents to the baby wearing diapers of poor quality, may lead to the baby penis head area allergic reaction, can also lead to the penis head red and swollen, may also appear locally red pimples.
4. Phimosis or phimosis: after the birth of a boy, there is usually a physiological phimosis, and later there may still be phimosis or phimosis, if not cleaned in time, may also lead to redness and swelling of the head of the penis.
Infant penis head redness and swelling, parents should take their children to the doctor for examination in a timely manner, after clarifying the causative factors, under the guidance of the doctor for reasonable treatment.