The degree of pain after anorectal disease varies. In mild cases, only slight local pain and discomfort are felt, and there is no obvious effect on the whole body. In severe cases, restlessness, groaning, profuse sweating, affecting diet and sleep. Its nature includes swelling pain, burning pain, falling pain or throbbing pain, etc., which can be continuous or intermittent. Generally, it is heavier within 24 to 48 hours after surgery, and gradually relieved later. However, irritation or injury, such as defecation, dressing change, etc., can make the pain temporarily worse. Postoperative congestion and edema occurred locally on the wound. Due to inflammation, the patient felt discomfort or fullness in the anus. The fall often caused the bowel movement and increased the number of bowel movements. Sometimes he felt confused or had tenesmus.
(1) Surgery damages the anal orifice, anal canal skin and local tissues, exposing the wound facial nerve endings, causing pain due to stimulation.
(2) After the operation, the wound dressing is too tight, the wound is rubbed by defecation, and the fecal impaction can cause pain.
(3) Anal edema, thrombus formation, wound infection, suppuration, etc. cause pain after surgery.
(4) Urinary disorders can aggravate pain.
(1) For postoperative pain, first stabilize the patient's mood, and provide analgesic treatment to patients who have just completed the operation. Patients with mild pain can be given oral pain-killing tablets or Fenbid capsules, 1 to 2 tablets each time, or Celebrex capsules 200 mg orally, and pethidine 50-75 mg intramuscularly for patients with severe pain.
(2) Give symptomatic anti-infective treatment to inflammation and pain.
(3) For special cases such as internal hemorrhoids prolapsed and incarcerated, the patients with external hemorrhoids edema and thrombus should be incised and decompressed and the thrombus should be stripped, and those with anal abscess should be incised and drained. ′
(4) Postoperative use of long-acting analgesic methylene blue injection plus bupivacaine partial closure can prevent postoperative pain.