WEIGHT LOSS SURGERY
5 April 2026
What Are the Risks of Having Weight Loss Surgery?
It is completely natural to wonder about the risks before any surgery. If you are looking into weight loss surgery, understanding what those risks are and how they are managed is one of the most important steps you can take. This article accompanies a short video from our team at Lap Surgery Australia, and it walks you through the key things to know before you make any decisions. Our practice has performed over 4000 procedures, and every patient is supported by a full team of surgeons, doctors, nurses, dietitians, physiotherapists and psychologists, both around the operation and in the long term.
Every Operation Carries Some Level of General Risk
Whenever you have a surgical procedure, there are risks that apply regardless of what that procedure is. These are sometimes called general surgical risks, and they include things like reactions to anaesthetic, bleeding, infection, and blood clots in the legs or lungs. These events are not common, but they are real possibilities that any responsible surgeon will discuss with you before you go ahead.
The good news is that surgical teams are trained specifically to recognise and respond to these complications. Before your operation, your surgeon will review your medical history and overall health to assess your individual level of risk. If anything needs to be addressed beforehand, such as a medication adjustment or a pre operative test, your team will guide you through that.
Weight Loss Surgery Also Has Risks That Are Specific to the Procedure
Beyond the general risks that come with any operation, weight loss surgery, such as a gastric sleeve or gastric bypass, carries risks that are particular to that type of procedure. These can include complications related to the surgical joins inside the digestive system, leaks, narrowing of the stomach outlet (called a stricture, where the opening becomes too tight), nutritional deficiencies over time, or changes in how your body absorbs certain foods and medications.
The type and likelihood of these specific risks vary depending on which procedure you are having, your current health, and other individual factors. This is why a thorough conversation with your surgeon well before the operation is so important. Your surgeon will explain what is relevant to your situation specifically, not just in general terms.
At Lap Surgery Australia, we believe that being well informed reduces anxiety and helps you make a decision that is genuinely right for you. Our team takes the time to go through all of this with you at your consultation.
The Risks of Not Having Surgery Also Need to Be Weighed Up
One thing that is easy to overlook when researching surgical risks is that staying significantly overweight also carries serious health risks. Obesity is associated with conditions including type 2 diabetes, heart disease, high blood pressure, sleep apnoea (where breathing repeatedly stops during sleep), joint problems and certain cancers. For many people, these conditions are already present and are getting worse over time without intervention.
This does not mean surgery is the right answer for everyone. But it does mean that the conversation about risk needs to go in both directions. Your surgeon will help you weigh the risks of the operation against the risks of continuing without it, so that you have a balanced picture. There is no single correct answer, the right path depends on your health, your goals and your personal circumstances.
Your Surgeon Will Go Through All of This With You Before You Decide
Nothing in this article replaces the conversation you will have with your surgeon. Every patient is different, and the risks that are relevant to you depend on your individual health profile. Before any procedure at Lap Surgery Australia, your surgeon will sit down with you and discuss the risks that apply to your specific situation, the steps taken to reduce those risks, and what to watch for during your recovery.
This is not a one way information session. You are encouraged to ask questions, raise concerns and take the time you need. Our team is here to support you through every stage, from your first enquiry through to your long term follow up care. Making an informed decision is not just encouraged, it is an essential part of the process.
If you have been putting off a conversation about weight loss surgery because you are worried about the risks, we hope this article gives you a clearer starting point. Understanding the risks is a sign that you are approaching this seriously, and that is exactly the right way to go about it. Our team at Lap Surgery Australia is here to answer your questions honestly and without pressure. If you are considering your options, call us on (03) 9760 2777 or request an appointment through our website.