posterior fornix puncture

The posterior malleolar puncture is performed with a puncture procedure, and the puncture is used to extract the fluid for examination. Inappropriate people: menstruating women with inflammatory adhesions on the posterior wall of the uterus. Taboo before investigation: sexual intercourse is prohibited for the first three days of the examination. After 8 pm on the day before the medical examination, you should fast. The examination should be 3-7 days after the menstrual cleansing. The depth and direction of the thorn should be appropriate to avoid damage to the rectum and uterus. When you accidentally penetrate the uterus, you should have a feeling of penetration inside the solid tissue. At this time, you may take a little blood. It should be bright red and easy to coagulate. Basic Information Specialist classification: gynecological examination classification: body fluid examination Applicable gender: whether women are fasting: not fasting Analysis results: Below normal: Normal value: no Above normal: negative: The posterior hernia was negative. Positive: If the blood is not coagulated, it means that there is internal bleeding, and the pus is drawn to indicate that there is an infection. Tips: Forbidden sexual intercourse for the first three days of the examination. After 8 pm on the day before the medical examination, you should fast. The examination should be 3-7 days after the menstrual cleansing. Normal value The posterior hernia was negative. Clinical significance Abnormal results: 1. When there is liquid, hemorrhage or empyema in the pelvic cavity, you can do a puncture and liquid examination to understand the nature of the effusion. 2. Puncture drainage of pelvic abscess and local injection of drugs. 3. During childbirth, it is found that the ovarian cyst is incarcerated in the pelvic cavity, hindering the delivery. In the case of excluding malignant, the cystic fluid can be punctured urgently, so that the first exposure of the fetus is naturally decreased. If necessary, cesarean section and cystectomy should be performed. Surgery. 4. The pelvic mass is located in the uterus rectal fossa. After puncture, the contents of the mass are directly aspirated for smear and cytological examination. If you are highly suspected of malignant tumors, you should avoid puncture. Once the puncture diagnosis is malignant, surgery should be performed in time. 5. After the rupture of the ectopic pregnancy, the blood can be clearly diagnosed in the abdominal cavity. If the blood is not coagulated, it means that there is internal bleeding; the pus is drawn to indicate infection. Sometimes when the blood clot is located in the rectum uterus, there may be no blood pumping. At this time, 10 to 20 ml of normal saline can be injected first, and then the dark red blood may be extracted when pumping, which is helpful for diagnosis. The people who need to be examined: the uterus is more backward, the activity is limited or the adhesion is fixed; or the fallopian tube is thickened and tender; or the cystic mass is touched; or the uterus is thickened and tender. Positive results may be diseases: acute pelvic inflammatory disease, uterine rupture, tubal pregnancy, tubal pregnancy abortion, fallopian tube pregnancy rupture considerations Pre-inspection contraindications: sexual intercourse is prohibited for the first three days of the examination. After 8 pm on the day before the medical examination, you should fast. The examination should be 3-7 days after the menstrual cleansing. The depth and direction of the thorn should be appropriate to avoid damage to the rectum and uterus. When you accidentally penetrate the uterus, you should have a feeling of penetration inside the solid tissue. At this time, you may take a little blood. It should be bright red and easy to coagulate. Requirements for inspection: Checking for relaxation, checking may cause physical and psychological burdens, should be actively faced, and actively cooperate with the inspection. The pus should be taken out for bacterial smear examination and culture. The ascites was taken out and sent to the ascites for routine examination and cytological examination. Inspection process 1. Bladder lithotomy position, routine disinfection of vulva, vagina. 2. Expose the cervix with a vaginal device, clamp the posterior lip of the cervix with a cervical clamp, pull it forward and upward, expose the sputum, and disinfect the puncture site again with iodine and ethanol. 3. Use a 10ml syringe to connect the 12th needle, in the middle of the posterior iliac crest at the lcm below the junction of the cervix and vaginal mucosa, pierce in parallel with the cervical canal. When the needle passes through the vaginal wall and loses resistance, there is a feeling of falling into the air. The uterus rectum is concave, and the needle is biased to the side of the disease. Not suitable for the crowd Taboo population: menstruating women. Adverse reactions and risks Nothing.