Glossary

Complication

An unwanted problem that develops after a procedure, beyond the expected temporary side effects, and that may require treatment. Correct patient selection, an experienced practitioner and a suitable setting reduce the risk but do not eliminate it.

Articles that mention this term

Safety CentreAfter Fillers: When Is It an Emergency? Vascular Occlusion and Other Warning SignsWhich symptoms after filler are normal and which are urgent? Signs of vascular occlusion, vision problems, infection and allergy; what to do first.Reviewed by the Medical Aesthetics Expert BoardSafety CentreA 10-Point Safety Checklist for Choosing a Clinic and Physician for Medical Aesthetics10 safety questions to ask when choosing a clinic and physician before filler, botulinum toxin or another medical aesthetic procedure.Reviewed by the Medical Aesthetics Expert BoardTreatment GuidesBotulinum Toxin (Commonly Called “botox”): What It Is, Who It Suits and What to Watch ForHow botulinum toxin works, who it suits, how the procedure is done, its side effects and when to see a physician. A patient guide.Reviewed by the Medical Aesthetics Expert BoardTreatment GuidesHyaluronic Acid Filler: What It Is, How It Is Done and What the Risks AreWhat hyaluronic acid filler is, who it does not suit and how it is done. Expected side effects, signs of vascular occlusion and realistic expectations.Reviewed by the Medical Aesthetics Expert BoardTreatment GuidesPRP (Platelet-Rich Plasma): How Effective Is It for Skin and Hair?What PRP is, how it is prepared, what the evidence says for hair loss and skin, and who should avoid it. A plain, referenced guide for patients.Reviewed by the Medical Aesthetics Expert BoardGuidesA Guide for First-Time Medical Aesthetic PatientsBefore your first medical aesthetic procedure: deciding, realistic expectations, choosing a physician, consent, aftercare and emotional readiness.Reviewed by the Medical Aesthetics Expert BoardRumour or Science?Rumour: “Botulinum toxin (commonly called ‘botox’) is poison” — What does the science say?Is botulinum toxin really a poison? A plain guide to dose, why a physician's treatment differs, the real risks and the danger of counterfeit products.Reviewed by the Medical Aesthetics Expert BoardSafety CentreWho Can Perform Medical Aesthetic Treatments? What You Need to Know as a PatientWho should perform fillers, botulinum toxin and laser? The differences between physicians, specialists and beauticians, and how to check a practitioner.Reviewed by the Medical Aesthetics Expert Board

Full glossary

This content is for information only and does not replace an examination or medical assessment. Ask your physician about your own situation.

This section contains no advertising, sponsored content or prices. Editorial Principles