What to Know About the Possible Complications of Cosmetic Surgery

Cosmetic surgery can improve the shape, proportion, or appearance of the face and body. It may also help a person feel more comfortable with a feature that has bothered them for years. Even so, all operations involve some uncertainty. A careful decision about cosmetic surgery should include a clear understanding of its possible risks. Although most patients heal without serious problems, no surgeon can guarantee perfection or eliminate every surgical risk. Complications may result from anesthetic medication, bleeding, infection, delayed healing, unexpected reactions, or an individual response to surgery. Certain complications are temporary and can be treated without major intervention. Others may require medication, hospital care, revision surgery, or long-term follow-up. Canadian patients should receive understandable information about benefits, material risks, available alternatives, recovery demands, and the possible effects of choosing no treatment. During a careful consultation, patients should be able to consider the facts without being rushed. Because cosmetic surgery is generally elective, patients should be free to postpone or refuse it if the possible risks are greater than the expected benefits. Understanding the Risks of Cosmetic Surgery Any undesirable medical, functional, or cosmetic result connected with an operation may be considered a cosmetic surgery risk. Risk levels vary according to the procedure, surgical method, treatment area, operation length, anesthesia type, and the patient's general health. Minor side effects are expected after many procedures. Swelling, bruising, soreness, numbness, tightness, fatigue, and mild drainage may be normal during early healing. Expected healing effects and surgical complications are different. A complication extends beyond normal recovery and may need medical care. Potential problems associated with plastic surgery include: A hematoma, which is a collection of blood, or other excessive bleeding Incision-site or deep-tissue infection A collection of fluid called a seroma Clots that form in a leg vein or travel to the lungs Delayed wound healing or wound separation Noticeable, raised, widened, or uneven scars Damage to nerves, loss of feeling, or changes in sensation Loss of skin, fat, or other tissue because of reduced circulation Unexpected reactions to anesthetic drugs, medicines, adhesives, or surgical products Unevenness, contour irregularities, or an unsatisfactory appearance Problems with normal function, including breathing, motion, or sensation A need for further care or corrective surgery Major complications do not happen often, but patients should understand that they remain possible. Rare risks may include severe infection, major blood loss, organ injury, heart problems, stroke, pulmonary embolism, permanent disability, or death. Common Early Effects During Cosmetic Surgery Recovery A degree of discomfort and physical change is expected while the body heals. Patients should understand what is expected so they can tell the difference between routine recovery and a warning sign. Postoperative Pain and Tenderness Pain levels vary by procedure and patient. The surgical site can feel tender, tight, sore, or mildly burning during recovery. Pain should usually become easier to manage as healing continues. Prompt medical advice is needed if pain suddenly worsens, begins spreading, or appears with fever, redness, breathing difficulty, or unexpected swelling. Postoperative Swelling and Bruising Inflammation and the movement of fluid into surgical tissues cause swelling. For several weeks or even months, swelling may conceal the true result of surgery. Bruises form when tiny blood vessels are damaged and blood collects beneath the skin. Patients undergoing face surgery, breast surgery, liposuction, or body contouring may experience noticeable bruising and swelling. Patients should not judge the final result too early. During recovery, lingering swelling can make contours, symmetry, and skin texture appear different. Changes in Feeling After Surgery Surgery can affect tiny sensory nerves by moving, stretching, or cutting them. Temporary numbness, tingling, sensitivity, or reduced feeling is common after some operations. Sensation often improves as nerves recover, but complete recovery cannot be guaranteed. There is a possibility that altered feeling will not fully resolve. Temporary Limits on Activity During early recovery, patients may require support with transportation, meals, family duties, pets, household chores, and self-care. Patients may be temporarily unable to drive, exercise, lift heavy objects, swim, or resume their jobs. Ignoring these limits can increase swelling, bleeding, wound problems, and other complications. Potential Surgical Complications Bleeding or Blood Collection A small amount of bleeding may occur around an incision. Heavier bleeding may create a hematoma, a pocket of blood beneath the skin or within the treated area. Possible signs of a hematoma include worsening pain, hard swelling, colour changes, or sudden asymmetry. Depending on its size and symptoms, a hematoma may be watched or medically drained. In certain cases, the patient may need to return to the operating room. Infection After Cosmetic Surgery An infection can develop in the skin, incision, tissue, or around an implant. An infection may cause increasing warmth, redness, swelling, pain, discharge resembling pus, fever, chills, or a bad smell. Antibiotics, specialized wound care, drainage, or further surgery may be needed to treat an infection. Removal can be required when infection develops around a breast implant or surgical device. Smoking, uncontrolled diabetes, poor nutrition, and problems with blood circulation can raise the risk of infection or make it harder to treat. Postoperative Seroma Clear fluid that gathers beneath the skin is known as a seroma. Seromas occur more often after operations that leave a broad space under the tissue, including tummy tuck surgery, body lifts, breast procedures, and extensive liposuction. Small seromas may resolve as the body absorbs the fluid. Repeated drainage may be necessary when a significant seroma develops. A persistent seroma can create pressure, interfere with wound healing, and increase the chance of infection. Deep Vein Thrombosis and Pulmonary Embolism Deep vein thrombosis, or DVT, occurs when a blood clot forms in a deep vein, often in the leg. When part of a deep vein clot moves into the lungs, it may block blood flow and cause a pulmonary embolism. A pulmonary embolism requires emergency medical care. Risk may increase with long operations, limited movement, previous blood clots, certain medications, nicotine use, obesity, some medical conditions, and combining multiple procedures. Prevention may include early walking, compression devices, support garments, hydration, or blood-thinning medication when appropriate. Poor Wound Healing An incision may heal slowly or begin to separate. Reduced blood supply, infection, tension on the wound, nicotine exposure, certain medications, and medical conditions can interfere with healing. Treatment for a wound complication can include specialized dressings, antibiotic medication, removal of unhealthy tissue, or another operation. Healing by secondary intention means allowing an open area to close gradually from the inside outward. Healing in this way often takes more time and can result in a more noticeable scar. Tissue Necrosis Necrosis means that skin, fat, or another tissue does not receive enough blood and begins to die. This complication can occur after procedures that lift, tighten, or reposition large sections of tissue. Smoking and nicotine use are major preventable risk factors because nicotine narrows blood vessels and reduces oxygen delivery. Treatment depends on the amount of tissue affected. Care may require dressings, surgical removal of damaged tissue, skin grafting, reconstruction, or delayed corrective surgery. Risks Related to Anesthesia Local anesthesia, sedation, general anesthesia, or a combination may be used during cosmetic surgery. The most suitable anesthesia plan is based on the type of surgery, patient health history, procedure duration, and location where surgery takes place. Anesthesia may be associated with the following risks: Nausea and vomiting Light-headedness, confusion, or extended sleepiness Headache or sore throat Unexpected reactions to anesthetic or other medications Changes in blood pressure or heart rhythm Respiratory difficulty Stomach contents entering the lungs, known as aspiration Damage to teeth, lips, or the airway Major complications involving the heart, lungs, or nervous system Patients must provide complete information about prescriptions, non-prescription drugs, vitamins, supplements, cannabis, alcohol, nicotine, allergies, earlier anesthesia problems, and medical conditions before surgery. Leaving out information can make anesthesia and surgery less safe. Scarring and Changes to the Skin Any procedure that cuts the skin creates a scar. A surgeon may try to conceal incisions in folds, hair-bearing areas, or covered locations, but complete scar elimination is not possible. During the first stages of healing, scars may look red, thick, firm, elevated, or darker than nearby skin. They may soften and fade over 12 months or longer. How a scar eventually looks is affected by heredity, skin type, wound tension, infection, ultraviolet exposure, aftercare, incision placement, and the operation performed. Raised Scars and Keloid Formation A hypertrophic scar becomes thick or raised but stays within the original wound. Unlike a hypertrophic scar, a keloid extends outside the original boundaries of the wound. A history of hypertrophic scars or keloids, whether personal or familial, should be discussed before an operation. Treatment options can include silicone sheets or gels, pressure treatment, corticocopyright injections, laser therapy, and scar revision. Treatment may improve a scar, but it cannot guarantee that abnormal scar tissue will not return. Skin Colour and Texture Changes Possible skin changes after surgery include darker or lighter pigment, redness, visible vessels, dents, hardness, and uneven texture. Some of these changes resolve over time, while others can last permanently. The chance of pigment or texture problems varies according to skin characteristics and surgical technique. Aesthetic Risks and Unsatisfactory Results Even when surgery is performed correctly, the final appearance may not match the patient's expectations. The body's response is shaped by age, anatomy, skin quality, earlier surgery, scar development, and normal side-to-side differences. Possible aesthetic concerns include: Persistent asymmetry Irregular or uneven body contours Too little or too much correction A result that appears unnatural or excessively tight Changes in shape as swelling settles Movement or poor positioning of an implant Noticeable scars or scars in an unfavourable location Recurrence of sagging or tissue laxity over time Disappointment with an outcome that falls within an acceptable surgical range Before-and-after images, photographs, and computer simulations may help explain possibilities, but they do not promise a matching result. Every patient's tissues, proportions, and recovery process are unique. Corrective and Revision Surgery When problems occur or the outcome may benefit from improvement, revision cosmetic surgery can be considered. Revision surgery carries risks of its own. Scar tissue can make the procedure more complex, and the tissues may have less blood supply or flexibility than they did before the first surgery. It is important to ask how the practice handles revisions and which expenses are covered. Surgeon fees, facility costs, anesthesia, implants, medications, travel, and time away from work may not all be included in the original price. Risks Associated With Specific Cosmetic Procedures General risks are present across cosmetic surgery, while individual procedures introduce additional concerns. Facelift and Neck Lift Risks Facelift and neck lift complications may include hematoma, facial nerve injury, hairline changes, hair loss near incisions, skin loss, contour irregularities, earlobe distortion, numbness, facial weakness, and visible scarring. Nicotine use can greatly increase the risk of skin-healing problems. Risks of Nose Surgery Potential rhinoplasty complications include long-lasting swelling, bleeding, infection, unevenness, altered smell, contour problems, a hole in the septum, structural collapse, and nasal breathing difficulty. The final shape may take a year or longer to become clear. Revision rhinoplasty can be more difficult because of scar tissue and changes to the cartilage. Possible Complications of Eyelid Surgery Blepharoplasty risks include dry or irritated eyes, temporary blurred vision, difficulty closing the eyelids, eyelid malposition, asymmetry, scarring, bleeding behind the eye, and changes in vision. Immediate medical evaluation is needed for intense eye pain or a sudden visual disturbance. Possible Breast Procedure Complications Breast augmentation, breast lift, and breast reduction may affect nipple sensation, breast symmetry, scar appearance, and the ability to breastfeed. Other risks include hematoma, infection, fat necrosis, delayed healing, and changes in nipple or areola position. Implant-based breast surgery involves long-term risks beyond the normal surgical recovery period. Long-term implant issues can include hard scar tissue, rupture, loss of volume, visible rippling, shifting, rotation, discomfort, and additional procedures. Implants are not lifetime devices. Patients in Canada can review Health Canada information about uncommon implant-related conditions, such as breast implant-associated anaplastic large cell lymphoma. Liposuction Risks Liposuction may lead to dents, surface irregularities, skin looseness, fluid problems, numbness, fluid collection, infection, organ injury, fat embolism, or lidocaine toxicity when local anesthesia is involved. High-volume liposuction and treatment of several regions can place greater stress on the body and make recovery more demanding. Possible Tummy Tuck and Body Lift Complications Abdominoplasty and body lift surgery involve large incisions and wide areas of tissue movement. Seroma, blood clots, infection, necrosis, delayed wound healing, numbness, noticeable scars, and altered belly button position may occur. Activity and lifting restrictions can remain in place for a number of weeks. Possible Fat Grafting Complications Fat transfer involves removing fat from one area and injecting it into another. Because a portion of the injected fat may not survive, the final fullness and balance can change. Additional complications include dead fat tissue, cysts, calcification, infection, oil cysts, and fat entering a blood vessel. The safety concerns differ depending on whether fat is placed in the face, breasts, buttocks, or another area. Who May Face Greater Cosmetic Surgery Risks? Some health and lifestyle factors can raise the chance of complications. A patient may need medical testing, treatment changes, weight management, nicotine cessation, or clearance from another health professional before surgery. Risk factors may include: Smoking, vaping, or using nicotine products Diabetes with unstable or elevated blood sugar Heart, lung, kidney, liver, or blood vessel disease A clotting or bleeding condition, or previous blood clots Obesity or major weight changes Obstructive sleep apnea Immune system disorders Nutritional deficiencies or a low red blood cell count Previous radiation or surgery in the treatment area Drugs, vitamins, or supplements that interfere with clotting or tissue repair Unrealistic expectations or untreated mental health concerns that affect decision-making A higher-risk medical history does not necessarily make an operation unsuitable. It means the surgeon must decide whether the procedure can be performed safely and whether changes are needed before proceeding. Emotional and Mental Health Considerations Cosmetic surgery professional cosmetic surgery can affect emotional health as well as physical health. During recovery, patients can become anxious or discouraged because they look swollen, feel tired, and cannot resume normal activities. A short period of sadness or emotional difficulty after surgery is sometimes known as postoperative blues. When a patient's expectations exceed the realistic limits of surgery, deeper or longer-lasting disappointment may follow. A cosmetic procedure can modify the body, but it does not guarantee emotional confidence, relationship improvement, career advancement, or solutions to unrelated personal concerns. The patient's motivation for considering surgery should be discussed during an appropriate assessment. Possible warning signs include outside pressure, ongoing dissatisfaction despite multiple operations, severe concern about a minor feature, and unrealistic beliefs about total life transformation. Intense and persistent concern about perceived physical defects may be a sign of body dysmorphic disorder, a recognized mental health condition. Surgery may not relieve the underlying concern. When appropriate, a surgeon may recommend psychological assessment or support before considering an operation. How to Reduce the Risks of Cosmetic Surgery Although no operation can be made completely risk-free, thorough preparation can improve safety. Work with a properly trained physician whose practice includes the cosmetic operation you are considering. Confirm through your province or territory's college of physicians and surgeons that the doctor is licensed and in good standing. Ask where the procedure will be performed and what safety, emergency, and infection-control systems are available. Disclose your entire health history, including previous surgery, allergies, medications, supplements, alcohol, cannabis, and nicotine use. Carefully follow all directions related to eating, drinking, preoperative tests, medication adjustments, and nicotine cessation. When needed, organize transportation and early postoperative support from a responsible adult. Understand the recovery timeline before booking work, travel, exercise, or major events. Attend all follow-up appointments and report unusual symptoms promptly. Do not compare your healing speed with edited images or another patient's recovery. Allow swelling and scar tissue to settle fully before considering corrective surgery. Finding a Qualified Canadian Cosmetic Surgeon Each Canadian province and territory is responsible for regulating doctors within its jurisdiction. Patients can search the public register of the applicable college of physicians and surgeons to confirm a doctor's licence, registered specialty, and available practice information. Patients may also ask whether a surgeon is certified in plastic surgery by the Royal College of Physicians and Surgeons of Canada. While certification matters, patients should also assess procedure-specific experience, communication, the quality of the facility, aftercare, and the surgeon's approach to complications. Questions to ask during a cosmetic surgery consultation include: What are your surgical qualifications and specialty credentials? How many times have you carried out this operation? Am I a suitable candidate based on my health and anatomy? What complications are seen most frequently with this procedure in your practice? What rare but serious risks should I understand? Which medical professional will administer and monitor my anesthesia? How can I obtain care if a problem develops at night or on a weekend? What emergency plan is in place if I need urgent medical treatment? How many postoperative appointments are provided as part of the surgical plan? Could I face extra surgeon, facility, anesthesia, medication, or revision fees? Understanding Informed Consent Informed consent is more than signing a form. The process requires clear communication so that the patient can make a knowledgeable and voluntary choice. A proper consent discussion includes the procedure itself, expected improvement, significant complications, alternative options, recovery requirements, limitations, and the choice to decline treatment. Risks that are especially relevant to the patient's health, job, lifestyle, or personal priorities should also be discussed. No one should be pushed into signing a surgical consent form quickly. When medical language or a possible complication is confusing, the patient should request a clearer explanation. Taking notes, involving a support person, and reviewing written material outside the clinic can support an informed decision. When to Seek Help After Cosmetic Surgery The surgeon's office should explain which symptoms require attention and copyright the appropriate provider. The surgical team should be contacted quickly if symptoms become worse, appear unusual, or do not match the expected healing process. Urgent warning signs may include: Breathing problems, chest discomfort, bloody coughing, or fainting One-sided leg swelling, tenderness, warmth, or discolouration Heavy bleeding or rapidly increasing swelling Severe pain that is not controlled by prescribed medication Fever, chills, redness moving away from the incision, or drainage resembling pus Disorientation, marked weakness, or excessive drowsiness Possible tissue damage shown by abnormal colour, blistering, or low skin temperature Loss of sight, intense eye pain, or an abrupt disturbance in vision Persistent vomiting that prevents normal hydration A symptom listed as urgent in the postoperative instructions When a symptom could represent a life-threatening emergency, call 911 or go to an emergency department. Do not wait for an office to reopen when there is severe breathing trouble, chest pain, loss of consciousness, major bleeding, or another urgent concern. Financial Risks and Health Coverage in Canada Canadian provincial and territorial health plans generally do not pay for operations performed solely for cosmetic reasons. Out-of-pocket expenses may include the surgeon, anesthesia provider, operating room, medical devices, recovery clothing, prescriptions, laboratory work, and follow-up items. Complication-related costs should be discussed before surgery. Whether care is publicly covered can depend on the treatment needed, where it is delivered, and the rules of the patient's province or territory. Extra costs may arise from transportation, hotels, private nursing, lost income, family care, and corrective procedures. Medical tourists need to determine which Canadian provider, if any, will manage recovery and complications after their return. Lower upfront fees may become more expensive if postoperative infection, wound breakdown, clotting, implant complications, or revision treatment is required. Balancing the Benefits and Risks of Cosmetic Surgery The decision to have cosmetic surgery should be based on realistic goals, good health, informed consent, and a clear understanding of recovery. A suitable patient recognizes that improvement is possible, but perfection is not. Patients should carefully weigh likely improvements against health risks, emotional effects, recovery demands, and financial costs. Consider whether you can follow the recovery plan, accept visible scars, manage time away from work, and cope with the possibility of an imperfect result. When complications are too likely, benefits are small, or expectations cannot be met safely, an experienced surgeon may recommend against operating. Recommending against surgery can be a sign of careful and ethical medical practice. Deciding Whether Cosmetic Surgery Is Right for You Understanding the risks of cosmetic surgery does not mean assuming that complications will occur. Instead, risk awareness allows patients to decide using reliable facts rather than marketing, online trends, or cost as the only factor. Learn about the procedure, review your personal risk factors, confirm the surgeon's qualifications, ask detailed questions, and plan for a full recovery. When the benefits, limits, alternatives, and possible complications are understood, patients are better prepared to decide whether cosmetic surgery fits their needs.