Appendectomy: Surgery, Duration, and Recovery

An appendectomy is the surgical removal of the appendix and the most common treatment for acute appendicitis. Its purpose is to control the infection and prevent complications such as a ruptured appendix, abdominal abscess, peritonitis, or sepsis.

Although it is one of the most frequently performed emergency operations, every case is different. The surgical technique, procedure length, hospital stay, and recovery depend on whether the appendix has ruptured, the extent of the infection, and the patient’s overall health.

If you are not familiar with the warning signs, read our blog appendicitis symptoms and when to seek emergency care.

An appendectomy is surgery to remove the appendix, a small structure connected to the beginning of the large intestine and generally located in the lower-right abdomen.

The operation may be performed through small incisions, known as a laparoscopic appendectomy, or through a larger abdominal incision, called an open appendectomy.

Most people can live normally without an appendix and do not need permanent changes to their diet or lifestyle after surgery.

Although the terms are closely related, they do not mean the same thing:

• Appendicitis is inflammation of the appendix.
• Appendectomy is the operation performed to remove it.

Appendicitis is the diagnosis, while an appendectomy is one of its treatments. Once inflammation is confirmed, the general surgeon determines whether surgery should be performed promptly or whether another treatment may be appropriate.

Surgery is usually recommended when the patient’s symptoms, medical examination, and imaging results confirm appendicitis.

It may also be necessary when complications are present, including:

• A ruptured appendix.
• Peritonitis.
• An abdominal abscess.
• Gangrenous or damaged tissue.
• Infection extending beyond the appendix.
• Failure to improve with the prescribed treatment.
• Recurrent appendicitis after antibiotic treatment.

Appendectomy remains the standard treatment for most cases. In carefully selected patients with uncomplicated appendicitis confirmed by imaging and no appendicolith, initial treatment with antibiotics may be considered.

Antibiotic treatment is not appropriate for everyone. It may fail, surgery may still be required during the same episode, or appendicitis may return later. This decision must be made with a general surgeon.

Appendicitis may begin with discomfort around the belly button. Over the following hours, the pain may move toward the lower-right abdomen and become more intense.

Other symptoms may include:

• Pain that worsens when walking, coughing, or moving.
• Loss of appetite.
• Nausea or vomiting.
• Fever.
• Abdominal swelling.
• Difficulty passing gas.
• Constipation or diarrhea.
• Significant abdominal tenderness.

Young children, older adults, and pregnant women may have less typical symptoms or pain in a different area.

There is no reliable home test for appendicitis. If you have severe or worsening abdominal pain, do not wait for a scheduled appointment. Go to the Emergency Department.

For more information about these warning signs, read our article on appendicitis symptoms.

Diagnosis begins with an evaluation in the Emergency Department. The physician will review the characteristics of the pain, examine the abdomen, and consider other conditions that may cause similar symptoms.

Testing may include:

• A complete blood count and other blood tests.
• A urine test.
• A pregnancy test when appropriate.
• An abdominal ultrasound.
• A computed tomography scan.
• Magnetic resonance imaging in selected situations.

No single symptom or laboratory result can confirm appendicitis. The diagnosis combines the patient’s symptoms, physical examination, and appropriate imaging studies.

Because an appendectomy is often an urgent operation, preparation usually begins in the hospital.

Before the procedure, the medical team may recommend:

• Fasting while the evaluation is completed.
• Intravenous fluids and medications.
• Antibiotics.
• An evaluation by the anesthesia team.
• Laboratory tests.
• Medication to control pain and nausea.

Tell your medical team if you:

• Take blood thinners, aspirin, or other medications.
• Use vitamins, dietary supplements, or herbal products.
• Have medication or material allergies.
• Have previously reacted to anesthesia.
• Have diabetes or heart, lung, or kidney disease.
• Have a bleeding disorder.
• Are pregnant or may be pregnant.
• Use tobacco, alcohol, cannabis, or other substances.

Do not stop taking medication on your own. The medical team will tell you which medicines should be discontinued and when.

The operation is performed under general anesthesia, meaning the patient is asleep and does not feel pain during the procedure.

There are two main techniques: laparoscopic and open appendectomy.

This is the most commonly used approach. The surgeon typically makes one to three small incisions in the abdomen.

Through these incisions, the surgeon inserts:

• A camera called a laparoscope.
• Specialized surgical instruments.
• Carbon dioxide to create room inside the abdomen.

The appendix is carefully separated from the intestine, its base is sealed, and the organ is removed. The surgeon then examines the abdomen, releases the gas, and closes the incisions.

Potential benefits include:

• Smaller incisions.
• Less postoperative pain.
• Lower risk of wound infection.
• A shorter hospital stay.
• Faster recovery.
• Improved visualization of the abdominal cavity.

In some situations, an operation that begins laparoscopically must be converted to open surgery to complete it safely. This does not necessarily mean that a complication has occurred.

During open surgery, the surgeon makes an incision in the lower-right abdomen to locate and remove the appendix.

This approach may be recommended when:

• The infection is extensive.
• The tissue is severely inflamed or damaged.
• The patient’s anatomy makes laparoscopy difficult.
• Previous operations have caused abdominal adhesions.
• Wider access is needed to control the infection.
• The patient’s condition makes open surgery the safer option.

A ruptured appendix does not automatically require open surgery. Many complicated cases can still be managed laparoscopically, depending on the surgical findings, the patient’s condition, and the experience of the team.

A laparoscopic appendectomy is generally associated with less pain, a lower risk of wound infection, and a faster recovery.

Open surgery provides direct access to the abdomen and may be the safest option in certain complex cases. There is no single technique that is appropriate for every patient.

The general surgeon considers:

• The severity of the appendicitis.
• The presence of a rupture, abscess, or peritonitis.
• Previous abdominal operations.
• The patient’s overall health.
• Findings observed during surgery.

An uncomplicated appendectomy usually takes approximately one hour. It may take less or more time depending on:

• The surgical technique.
• The position of the appendix.
• The presence of a rupture or abscess.
• The extent of the infection.
• Previous abdominal surgery.
• The need to clean or drain the abdominal cavity.

Time is also needed to administer anesthesia and monitor the patient in the recovery room.

The surgeon may provide an estimate, but the exact duration cannot always be predicted before the operation begins.

After surgery, the patient is transferred to a recovery area where the medical team monitors:

• Heart rate.
• Blood pressure.
• Breathing and oxygen levels.
• Pain.
• Nausea.
• The surgical wounds.
• The ability to drink, urinate, and walk.

When there are no complications, some patients may return home the same day or after spending one night in the hospital.

A ruptured appendix, an abscess, persistent vomiting, or another complication may require a longer hospital stay and antibiotic treatment.

Appendectomy is a common and generally safe operation, but it is not free from risk.

Possible complications include:

• Wound infection.
• An abscess inside the abdomen.
• Bleeding.
• A reaction to anesthesia.
• Injury to nearby organs.
• Blood clots.
• Pneumonia.
• Intestinal obstruction.
• A hernia at an incision.
• The need for another operation.

Risk may be higher when the appendix has ruptured, the infection is extensive, or the patient has diabetes, obesity, smokes, or has another medical condition.

The surgeon will explain the patient’s individual risks and the measures used to reduce them.

Recovery depends on the surgical technique and the severity of the appendicitis.

After an uncomplicated laparoscopic appendectomy, many patients gradually resume routine activities during the first or second week. Open surgery or a ruptured appendix may require additional recovery time.

Internal healing continues for several weeks, even when the patient feels better sooner.

The timing depends on the type of work and the patient’s recovery.

As a general guide:

• Office work may be resumed once pain is controlled and the patient can walk and sit comfortably.
• Physical work, heavy lifting, and strenuous abdominal movement require more time.
• Recovery may take longer after open surgery or complicated appendicitis.
• Driving should be avoided while taking sedating medication or while pain limits movement.

The surgeon should approve the patient’s return to work, driving, exercise, sports, and heavy lifting.

Always follow the instructions provided by your surgical team.

• Wash your hands before and after touching the area.
• Keep the incisions clean and dry.
• Do not remove surgical glue or adhesive strips.
• Avoid soaking in a pool, bathtub, or ocean until your surgeon approves it.
• Wear clothing that does not rub against the wounds.

• Walk several times a day to promote circulation.
• Increase activity gradually.
• Avoid strenuous exercise and heavy lifting for the recommended period.
• Rest when needed.

Once liquids are tolerated, most patients can gradually return to their usual diet.

Adequate hydration and fiber may help prevent constipation caused by certain pain medications. Losing the appendix does not require a permanent special diet.

Take pain medication and antibiotics exactly as prescribed. Not every patient requires antibiotics after an uncomplicated appendectomy.

Do not change or stop treatment without consulting your surgeon.

Contact your surgeon or go to the Emergency Department if you experience:

• Pain that becomes worse or does not improve.
• Fever.
• Repeated vomiting.
• Significant abdominal swelling.
• Difficulty breathing.
• Persistent bleeding.
• Increasing redness around an incision.
• Thick or foul-smelling drainage.
• Inability to pass gas or have a bowel movement.
• Persistent watery diarrhea.
• Severe weakness, confusion, or fainting.

Do not wait until your next scheduled appointment if a warning sign appears.

Appendicitis is the disease that causes inflammation of the appendix. An appendectomy is the operation used to remove it.

If abdominal pain has just started and you suspect appendicitis, you need an immediate evaluation in the Emergency Department. If you have already received a diagnosis, the General Surgery team will determine the safest treatment and surgical technique.

After surgery, follow-up with the surgeon allows the medical team to examine the incisions, monitor recovery, and determine when you can return to work, drive, exercise, or lift heavy objects.

At BlueNetHospitals Los Cabos, our Advanced General Surgery team is available to evaluate and treat appendicitis promptly.

If you already have a diagnosis, need a surgical evaluation, or require follow-up after an appendectomy:

📲 Schedule an appointment with General Surgery via WhatsApp:
+52 (624) 151 0693

If you have severe or worsening abdominal pain or symptoms suggesting appendicitis, do not wait for a scheduled appointment:

📞 24-hour Emergency Department:
+52 (624) 1043 911

It is the surgical removal of the appendix, generally performed to treat acute appendicitis and prevent rupture.

Appendicitis is inflammation of the appendix. An appendectomy is the operation performed to remove it.

It is frequently performed urgently. The timing depends on the severity of the condition, imaging results, and the patient’s health.

An uncomplicated operation usually takes around one hour. It may take longer when there is a rupture, abscess, or extensive infection.

Laparoscopy generally offers less pain and a faster recovery, but the safest approach depends on the patient’s condition and the surgical findings.

When there are no complications, discharge may occur the same day or after one night. A ruptured appendix may require several days of hospitalization.

Many patients resume light activities within the first or second week after an uncomplicated laparoscopic procedure. Complete recovery may take several weeks.

It depends on the type of work, the surgical technique, and the patient’s progress. Physical occupations generally require more recovery time than office work.

Yes. Removal of the appendix does not usually cause permanent changes in diet, digestion, or everyday activities.

The procedure is performed by a general surgeon or, in pediatric patients, a pediatric surgeon.