macrocephaly of sperm
Introduction
Introduction Sperm big head deformity refers to the fact that the length and width of the sperm head are more than 5 and 3 micrometers respectively, which is a kind of malformed sperm disease. The abnormal sperm syndrome refers to the number of abnormal sperm in males in semen examination more than 30%.
Cause
Cause
The causes of malformed spermatozoa are genitourinary tract infections, mumps complicated with orchitis, epididymal tuberculosis, varicocele, etc. These diseases can affect the quality of sperm, using hormones or certain chemical drugs, such as anticancer drugs. , reserpine, malilan, furan, etc., can make sperm development immature, the gonads are exposed to radiation, can cause sperm mutation, long-term high fever of the scrotum, long-term alcohol abuse, can cause sperm distortion.
Examine
an examination
Related inspection
Semen examination semen volume semen liquefaction time sperm fertilization ability determination
1. Physical examination: no obvious abnormal signs, local varicocele may be swollen or tender, with prostatitis may have tenderness and nodules.
2. Physical and chemical examination: The number of sperm deformities under the microscope exceeds 20% of the normal value.
Diagnosis
Differential diagnosis
Sperm abnormality: Sperm abnormality refers to the amount of sperm, abnormal quality, deformity, etc., is a kind of semen abnormality.
Sperm quality decline: sperm quality decline refers to the number of sperm, survival rate and mobility, density, etc. at the same volume level, the length and width of the sperm head are more than 5 and 3 microns respectively.
