Christopher G. Wood MD FACS


Human Chorionic Gonadotropin (HCG)

Human chorionic gonadotropin (hCG) is a hormone that is usually produced during pregnancy. But some types of cancer can also cause high levels of hCG. The amount of hCG may be measured in blood or urine to see if a woman is pregnant. The test also may be done as part of a screening test for birth defects. High levels of…

Human Chorionic Gonadotropin (HCG)

Human chorionic gonadotropin (hCG) is a hormone that is usually produced during pregnancy. But some types of cancer can also cause high levels of hCG. The amount of hCG may be measured in blood or urine to see if a woman is pregnant. The test also may be done as part of a screening test for birth defects. High levels of…

Erection Problems (Erectile Dysfunction)

What are erection problems? A man has erection problems if he cannot get or keep an erection that is firm enough for him to have sex. Erection problems are also called erectile dysfunction or impotence. Most men have erection problems every now and then. This is normal. These problems can occur at any age. But they are…

Hydrocele

What is a hydrocele? A hydrocele is a painless buildup of watery fluid around one or both testicles that causes the scrotum or groin area to swell. This swelling may be unsightly and uncomfortable, but it usually is not painful and generally is not dangerous. Although hydroceles are common in newborns, they can also…

Riego sanguíneo al pene durante una erección

La sangre entra en el pene y sale de él por medio de arterias y venas. Estos vasos sanguíneos desempeñan un papel importante en las erecciones. Durante una erección, las arterias se expanden para aumentar el riego sanguíneo al pene. La sangre llena dos tubos de tejido esponjoso en el pene (cuerpo cavernoso). Esto hace…