Will an appendectomy leave a scar?

Nov 05, 2025 Source: Cainiu Health

Dr. Wang Lei

Introduction

In general, whether appendicitis surgery leaves a scar depends on various factors, including the surgical method, individual physical constitution, and postoperative care. If any discomfort occurs, it is recommended to seek timely medical evaluation and treatment at a正规 hospital. After surgery, keep the incision clean and dry, avoid getting it wet or scratching it, and prevent infection. Follow the doctor's instructions to change dressings regularly, and include adequate protein and vitamins in your diet.

In general, whether appendicitis surgery leaves a scar depends on multiple factors including the surgical method, individual physical constitution, and postoperative care. If discomfort occurs, it is recommended to seek timely medical evaluation and treatment at a正规 hospital. The specific analysis is as follows:

If laparoscopic minimally invasive surgery is performed, the incisions are small and few in number. When combined with strong skin regeneration ability, proper postoperative care, and absence of wound infection, noticeable scarring typically does not occur. This type of surgery causes minimal damage to the skin, and after healing, incisions usually appear as fine lines that may gradually fade over time.

However, if traditional open abdominal surgery is used, the incision is relatively larger. Additionally, individuals with a predisposition to scarring (scar-prone constitution) or those who experience poor postoperative care leading to wound infection or impaired healing may develop more prominent scars. Larger incisions cause greater tissue damage, and people with scar-prone skin are prone to excessive fibrous tissue growth during healing. Infections can also interfere with normal wound healing.

After surgery, it is important to keep the incision clean and dry, avoid contact with water or scratching, and prevent infection. Follow the doctor’s instructions for timely dressing changes. Adequately supplementing protein and vitamins in the diet can promote wound healing. If abnormal symptoms such as redness, swelling, discharge, worsening pain, or obvious scar hypertrophy occur, prompt medical attention is necessary.

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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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