|
Semen Analysis |
| WHAT
IS IT?
A fresh sample of semen will be analysed as part of an assessment of male fertility status. The semen sample will usually be tested by a specialist laboratory and be evaluated for;
WHO NEEDS IT?
WHY BOTHER WITH IT?
HOW DO YOU DO IT?
|
| Semen Analysis - What is normal ? | |
| volume of ejaculate | 2.0 ml or more |
| pH | 7.2-8.0 |
| sperm concentration | 20 million per ml spermatozoa or more |
| total sperm count | 40 million per ml spermatozoa per ejaculate or more |
| motility | 50% or more with forward progression |
| morphology | 30% or more with normal forms |
| vitality | 75% or more live,i.e.,excluding dye |
| white blood cells | fewer than 1 million per ml |
| Semen Analysis - What terms might the doctor use ? | |
| normozoospermia | normal results as shown above |
| oligozoospermia | sperm concentration fewer than 20 million per ml |
| asthenozoospermia | fewer than 50% spermatozoa with forward progression |
| teratozoospermia | fewer than 30% spermatozoa with normal morphology |
| oligoasthenoteratozoospermia | signifies disturbance of all three variables above |
| azoospermia | no spermatozoa in the ejaculate |
| aspermia | no ejaculate |