WHO Laboratory Manual for the Examination of Human Semen

Page 108

CHAPTER 2 Standard procedures

Morphology assessment of spermatozoa in Plate 11

Sperm

Head shape

1 2 3 4

abnormal abnormal normal normal

5

abnormal

6 7 8

normal abnormal normal

9

abnormal

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

abnormal normal abnormal normal abnormal abnormal abnormal abnormal normal normal abnormal abnormal normal normal normal

Other head comments

Midpiece comments insert insert thick

>2 vac, <40% acr

Principal piece comments

looped

thick looped looped

>70% acr, tapered tapered

abnormal abnormal abnormal normal

abnormal abnormal abnormal abnormal

thick

>70% acr

Comments

abnormal

insert

tapered <40% acr tapered tapered tapered amorphous

Overall sperm classiďŹ cation

thick thick, ERC thick thick

looped

abnormal abnormal abnormal abnormal abnormal abnormal abnormal abnormal normal abnormal abnormal abnormal abnormal normal normal

>one third

polymorph normal normal normal

>70% acr

normal normal abnormal monocyte polymorph monocyte polymorph monocyte

93


Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.