First progression group: grade I or forward Progressive sperms: is the highest velocity sperms which can spend >5 micrometer per second and reported as a percent of total sperms seen in a field under microscope.
Second Progressive grade II: may be reported as sluggish progressive or mild progressive too, and it is the sperms which can spend more than 25 micrometer per second but in many directions.
Grade III of progressive sperms in semen analysis is an expression of the percent of sperms that cannot move any way but in their place by moving their heads or tails in the place but cannot progress forward, also called poor progressive sperms.
Normal progression in semen should be contain more than or equal to 25 % of Grade I sperms or 50% of both Grade I, and Grade II., also semen may reported as normal when total progression exceeds 70% but additional examinations must be done as vitality of the immobile or immotile sperms, additional tests for infertility and sex hormones may be also required.
The abnormal progression is reported by the word ” Ascenozospermia”
A medical report of 26 yrs person who have a problem of low progression (Ascenozospermia) and a case of “mild teratozospermia” with normal of other factors in semen analysis.
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