How to do colposcopy

summary

Vagina is a kind of gynecological examination instrument, which is clearer than B-ultrasound. The operation of colposcopy is relatively simple, and you can check if you have to hold your urine. For the problem of how to do colposcopy, let the experts introduce it to you.

How to do colposcopy

First, colposcopy is to use the magnifying microscope of the cervix, with the function of light source and filter, to clearly examine the cervix, so that doctors can observe the changes of cervical epithelium and blood vessels, so as to diagnose whether there are abnormal lesions, and determine the severity of the lesions.

Second: the patient took the bladder lithotomy position, placed a vaginal dilator, and then gently wiped the cervical surface mucus with sterile gauze ball. After adjusting the diopter of the colposcope eyepiece, adjust the focal length of the colposcope, and expose the changes of the examination parts, such as the transformation area, epithelium, blood vessels, etc.

Third: when the examination should be coated on the surface of the cervix 3% acetic acid, columnar epithelium in the role of acetic acid edema, pale into grapes, and squamous epithelium is slightly white without grape like changes, in order to identify cervical squamous epithelium and columnar epithelium. After acetic acid test, 1% iodine solution was applied on the surface of the cervix. The columnar epithelium was not stained, the original squamous epithelium was dark brown, and the metaplasia squamous epithelium showed different staining depth according to the maturity of metaplasia.

matters needing attention

Colposcopy need to take off the lower body, the doctor will see the private, don't be too nervous, just ordinary examination. If you need to check, you need to pay attention to cleaning, use water to clean, pay attention to change underwear, to avoid affecting the inspection effect.