What causes appendicitis?

Apr 10, 2024 Source: Cainiu Health

Dr. Yang Ziqi

Introduction

In general, appendicitis may be caused by factors such as poor dietary habits, unhealthy lifestyle habits, nerve stimulation, obstruction of the appendix lumen, and bacterial infection. If the appendix becomes diseased, it is recommended to seek medical attention promptly for treatment. Common symptoms of appendicitis include abdominal pain and fever. Timely medical intervention, such as laparoscopic appendectomy, is advised.

Generally speaking, appendicitis may be caused by factors such as poor dietary habits, unhealthy lifestyle habits, nerve stimulation, obstruction of the appendix lumen, and bacterial infection. If the appendix becomes diseased, it is recommended to seek medical treatment promptly. A detailed analysis is as follows:

1. Poor dietary habits: For example, excessive consumption of raw or cold foods, frequent overeating, etc., may affect the normal function of the appendix and lead to appendicitis.

2. Unhealthy lifestyle habits: Long-term intense physical activity, chronic sleep deprivation, and excessive fatigue may impair blood circulation in the appendix, thereby increasing the risk of developing appendicitis.

3. Nerve stimulation: This may be related to excessive mental stress or abnormal emotional fluctuations. When nerves are stimulated, they may cause contraction of the appendix muscles and blood vessels, disrupting normal appendix function and triggering appendicitis.

4. Obstruction of the appendix lumen: The appendix lumen is narrow and winding, making it prone to blockage by fecal stones or food debris. This can obstruct blood flow in the appendix and lead to inflammation.

5. Bacterial infection: The interior of the appendix contains numerous bacteria. When the appendix mucosa is damaged, bacteria may more easily invade, leading to appendicitis.

Common symptoms after developing appendicitis include abdominal pain and fever. It is recommended to seek timely medical care, with laparoscopic appendectomy being a common treatment approach. In daily life, cultivating healthy eating habits, avoiding spicy, irritating, raw, or cold foods, maintaining regular作息 (daily routines), a positive mindset, and engaging in moderate exercise are crucial for preventing appendicitis.

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What is appendicitis that is extremely prone to perforation?

Gangrenous appendicitis usually develops from simple appendicitis or suppurative appendicitis. Persistent and worsening obstruction within the appendiceal lumen leads to massive bacterial proliferation and toxin production, resulting in vascular thrombosis, ischemia, and necrosis of the appendix wall. The entire wall—ranging from the mucosal to the serosal layer—is affected, becoming fragile and losing normal elasticity, making perforation highly likely under intraluminal pressure.

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What are the complications of appendectomy surgery?

In general, as a common treatment for appendicitis, appendectomy may lead to complications including wound infection, intra-abdominal hemorrhage, intra-abdominal abscess, intestinal adhesions, and residual appendicitis. After surgery, patients should follow medical advice for wound care, engage in early appropriate activity to reduce the risk of intestinal adhesions, and closely monitor body temperature, abdominal pain, and bowel movements.

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Where is the surgical site for appendicitis?

In most cases, the surgical site for appendicitis is located in the right lower abdomen, specifically at the junction of the outer and middle one-third of the line connecting the umbilicus and the right anterior superior iliac spine (McBurney's point). If pain in the right lower abdomen worsens, prompt medical attention is recommended. Anatomically, the appendix is situated at the junction of the ileum and cecum in the right lower abdomen, and its surface projection corresponds to McBurney's point. In most cases of appendicitis, this area exhibits significant tenderness.

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What are the complications after appendectomy?

In general, although appendectomy is a common surgical procedure, it may still lead to certain postoperative complications, including incision infection or pain, intestinal adhesions, stump appendicitis, pelvic abscess, and gastrointestinal dysfunction. After surgery, patients should pay attention to wound care, get out of bed and move as early as possible to reduce the risk of intestinal adhesions, and maintain a light diet, avoiding overeating and binge eating.

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Does getting anesthesia hurt during appendicitis surgery?

In general, whether anesthesia for appendectomy causes pain depends on the type of anesthesia used. Local anesthesia may cause mild discomfort, while general anesthesia usually involves no significant pain. After surgery, it is important to keep the incision clean and dry to prevent infection. Initially, patients should eat light and easily digestible foods, gradually returning to a normal diet. Appropriate physical activity can be resumed according to individual recovery progress.

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Does appendicitis affect digestion?

In general, whether appendicitis affects digestion depends on the disease status. Digestion is usually affected during an episode of appendicitis; however, if the condition is not active and there are no obvious symptoms, normal digestive function is generally unaffected. It is important in daily life to maintain regular eating habits, avoid overeating, reduce intake of spicy, raw, or cold foods, minimize gastrointestinal irritation, and thereby indirectly lower the risk of appendicitis attacks.

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Can patients with appendicitis eat tofu?

In general, patients with appendicitis can eat tofu, as long as they do so in moderation. When consuming tofu, attention should be paid to the cooking method—opt for light preparations such as steaming, boiling, or stewing, and avoid heavy flavors like frying, spicy, or numbing seasonings that may irritate the intestines. During an acute flare-up of appendicitis accompanied by severe abdominal pain, nausea, or vomiting, fasting is recommended temporarily. Once symptoms subside, tofu can be gradually reintroduced into the diet.

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Can you eat seafood after appendicitis surgery?

In general, whether seafood can be consumed after appendectomy depends on the individual patient's postoperative recovery. When eating seafood, start with a small amount and monitor for any adverse reactions such as rashes or diarrhea. Postoperative diet should follow the principle of gradual progression—beginning with liquid or semi-liquid foods and slowly transitioning to regular meals. Avoid consuming spoiled or un新鲜 seafood.

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