UROLOGY ENCYCLOPAEDIA

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z


I
 
Immune system
The body's defense against any injury or invasion by a foreign substance or organism.
Implantation
Attachment of the fertilized egg to the uterine lining, usually occurring five to seven days after ovulation.
Impotence
Complete or partial inability to achieve an erection.
Infertility
Inability of a couple to achieve a pregnancy or to carry a pregnancy to term after one year of unprotected sexual relations. For a woman over 35 years of age, infertility should be investigated after attempting to achieve a pregnancy for 6 months.
Intracytoplasmic sperm injection (ICSI)
A micromanipulation procedure where a single sperm is injected into the egg to enable fertilization with very low sperm counts or with non-motile sperm.

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