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'''Tumescent anesthesia''' is a type of [[local anesthesia]] used primarily in [[cosmetic surgery]] procedures. It involves the injection of large volumes of very dilute [[lidocaine]] (a local anesthetic) and [[epinephrine]] (a drug that shrinks capillaries and prolongs the anesthesia) into subcutaneous fat. This causes the targeted tissue to become swollen and firm, or "tumescent," allowing for it to be removed more easily.

== History ==

The technique was developed by [[Dermatology|dermatologist]] Dr. Jeffrey Klein in the 1980s as a safer alternative to general anesthesia for liposuction procedures. It has since been adopted for use in a variety of other surgical procedures.

== Procedure ==

In a typical procedure, the anesthetic solution is injected into the subcutaneous fat through a small incision. The solution causes the fat to become swollen and firm, which makes it easier to remove or manipulate. The epinephrine in the solution also helps to reduce bleeding by causing the capillaries in the fat to shrink.

== Advantages ==

Tumescent anesthesia has several advantages over other types of anesthesia. It eliminates the need for general anesthesia in many cases, reducing the risk of complications. It also reduces bleeding during surgery, which can improve patient outcomes. Additionally, because the anesthetic is injected directly into the tissue being operated on, it can provide pain relief for up to 24 hours after surgery.

== Risks and Complications ==

While tumescent anesthesia is generally considered safe, it is not without risks. These can include allergic reactions to the anesthetic, infection at the injection site, and in rare cases, lidocaine toxicity. It is important for patients to discuss these risks with their doctor before deciding on this type of anesthesia.

== See Also ==

* [[Local anesthesia]]
* [[Lidocaine]]
* [[Epinephrine]]
* [[Liposuction]]

[[Category:Anesthesia]]
[[Category:Medical procedures]]
[[Category:Surgery]]

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Tumescent anesthesia - Revision history

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