Ingrown nail: Difference between revisions

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(/* Primary Prevention {{cite journal |author=Aksakal AB, Ozsoy E, Gürer M |title=Silicone gel sheeting for the management and prevention of onychocryptosis |journal=[[Dermatologic Surgery : Official Publication for American Society for Dermatolog...)
(/* Surgery and Device Based Therapy {{cite journal |author=Rounding C, Bloomfield S |title=Surgical treatments for ingrowing toenails |journal=Cochrane Database of Systematic Reviews (Online) |volume= |issue=2 |pages=CD001541 |year=2005 |pmid=1584...)
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For long term treatment, [[Iodine]] would be the more effective treatment. Iodine continues to prevent bacterial growth even after it has dried.
For long term treatment, [[Iodine]] would be the more effective treatment. Iodine continues to prevent bacterial growth even after it has dried.
===Surgery and Device Based Therapy <ref name="pmid15846620">{{cite journal |author=Rounding C, Bloomfield S |title=Surgical treatments for ingrowing toenails |journal=[[Cochrane Database of Systematic Reviews (Online)]] |volume= |issue=2 |pages=CD001541 |year=2005 |pmid=15846620 |doi=10.1002/14651858.CD001541.pub2 |url=http://dx.doi.org/10.1002/14651858.CD001541.pub2 |accessdate=2012-08-06}}</ref>===
'''Phenolisation'''<ref name="pmid10800276">{{cite journal |author=Kominsky SJ, Daniels MD |title=A modified approach to the phenol and alcohol chemical partial matrixectomy |journal=[[Journal of the American Podiatric Medical Association]] |volume=90 |issue=4 |pages=208–10 |year=2000 |month=April |pmid=10800276 |doi= |url= |accessdate=2012-08-06}}</ref> <ref name="pmid12438504">{{cite journal |author=Boberg JS, Frederiksen MS, Harton FM |title=Scientific analysis of phenol nail surgery |journal=[[Journal of the American Podiatric Medical Association]] |volume=92 |issue=10 |pages=575–9 |year=2002 |pmid=12438504 |doi= |url= |accessdate=2012-08-06}}</ref> is a method that can be employed to help heal an ingrown nail. Following injection of a [[local anesthetic]] at the base of the toenail and perhaps application of a tourniquet, the surgeon will remove ([[ablation|ablate]]) the edge of the nail growing into the flesh. He will then destroy the matrix area with [[phenol]] to permanently and selectively ablate the matrix that is manufacturing the ingrown portion of the nail (i.e., the nail margin). This is known as a partial [[matrixectomy]], phenolisation, phenol [[avulsion]] or partial [[nail avulsion]] with matrix phenolisation. Also, any infection is surgically drained. After this date, other suggestions on aftercare will be made, such as salt water bathing of the digit in question. The point of the procedure is that the nail does not grow back where the matrix has been cauterized and so the chances of further ingrowth are very low. The nail is slightly (usually one millimeter or so) narrower than prior to the procedure and is barely noticeable one year later. The surgery is advantageous because it can be performed in the doctor's office under local anesthesia with minimal pain following the intervention. Also, there is no visible scar on the surgery site and a nominal chance of recurrence. The procedure will fail in about 2 to 3 times out of a hundred.
A '''wedge resection''' is a partial removal of the nail or an offending piece of nail. It is more complex than a complete nail avulsion (removal). Here, the digit is first injected with a common [[local anesthetic]]. When the area is numb, the physician will perform an [[onychotomy]] in which the nail along the edge that is growing into the skin is cut away ([[ablation|ablated]]) and the offending piece of nail is pulled out. Any infection is surgically drained. This process is referred to as a wedge resection or simple surgical [[ablation]] and is non-permanent (i.e., the nail will re-grow from the matrix). The entire procedure may be performed in a physician's office and takes approximately thirty to forty-five minutes depending on the extent of the problem.
It should be noted that some physicians will '''not''' perform a complete nail avulsion (removal) under ''any'' but the most extreme circumstances.  In most cases, these physicians will remove both sides of a toenail (even if one side is not currently ingrown) and coat the nail matrix on both of those sides with a chemical or acid (usually phenol) to prevent re-growth.  This leaves the majority of the nail intact, but ensures that the problem of ingrowth will not re-occur.
There are some disadvantages in performing a wedge resection. If the nail matrix is not coated with the applicable chemical or acid ([[phenol]]) and is allowed to re-grow, this method is prone to failure. Also, the underlying condition can still become symptomatic as the nail grows out over the course of up to a year: the nail matrix might be manufacturing a nail that is simply too curved, thick, wide or otherwise irregular to allow for normal growth. Furthermore, the flesh can be injured very easily by concussion, tight socks, quick twisting motions while walking or just the fact the nail is growing incorrectly (likely too wide). This [[hypersensitivity]] to continued injury can mean chronic ingrowth; the solution is nearly always edge [[avulsion]] by the highly successful phenolisation.
'''CO2 laser surgery''' is another surgical procedure that can be used to treat an ingrown nail. Following injection of a local [[anesthetic]] at the basis of the toe and perhaps application of a small tourniquet, the surgeon will remove ([[ablation|ablate]]) the edge of the nail growing into the flesh and [[cauterize]] the matrix area by laser photocoagulation. This too is known as a partial matrixectomy or partial nail avulsion. The point of the procedure is that the nail does NOT grow back where the matrix has been cauterized and so the chances of further ingrowth are very low. The nail is slightly (usually one millimeter or so) narrower than prior to the procedure.
There are a few disadvantages to '''CO2 laser surgery''' in that sutures are usually necessary, and there is post-operative pain due to the wound and scar.
A '''nail avulsion (removal)''' is an extreme option for fixing an ingrown nail.  While in some similar cases patients may wish to have the offending nail completely temporarily removed ([[avulsion]]), this procedure is not recommended by nail experts because the postoperative period is long and painful. Furthermore, complete removal of a whole nail does not always prevent recurrences. In case of recurrence in spite of complete removal, and if the patient never feels any pain before inflammation occurs, the condition is more likely to be [[onychia]] which is often confused for an ingrown or ingrowing nail (onychocryptosis).
Complete removal of a whole nail is a simple procedure. Here, [[anesthetic]] is injected, the nail is removed quickly and painlessly and the patient can leave immediately. The entire procedure can be performed in around 10 minutes and is much less complex than a '''wedge resection'''. The nail will grow back. However, in most cases it will cause further problems because it can become ingrown very easily as the nail grows outward. It can become easily injured by concussion and in some cases grows back too thick, too wide or deformed. This procedure can thus result in chronic ingrown nails and is therefore considered a generally unsuccessful solution, especially considering the pain involved.
Accordingly, in some cases as determined by a doctor, the nail matrix is coated with a chemical (usually phenol) so none of the nail will ever grow back. This is known as a permanent or full nail [[avulsion]], or full matrixectomy, phenolisation, or full phenol [[avulsion]]. As can be seen in the images below, the nail-less toe looks much like a normal toe and fake nails or nail varnish can still be applied to the area.
[[Image:ToeGN.jpg|center|640px|Toe healing process after nail removal.]]
====Post-Operative Management====
For a '''Wedge resection''', the patient is allowed to go home immediately and the recovery time is anywhere from a few days to a week barring any complications such as infection. As a followup, a physician may prescribe an [[Wiktionary:oral|oral]] or [[topical]] antibiotic or a special soak to be used for approximately a week after the surgery.
==References==
==References==
{{Reflist|2}}
{{Reflist|2}}

Revision as of 17:58, 14 May 2013

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Synonyms and keywords: Ingrown toenails; ingrowing nails; ingrown nails; unguis incarnatus

Treatment

Treatment of ingrown nails ranges from soaking the afflicted area to surgery. The appropriate method is dictated by the severity of the condition. In nearly all cases, drainage of blood or watery discharge should mean a trip to the doctor, usually a podiatrist, a specialist trained explicitly to treat these conditions. Most practitioners agree that trying to outwait the condition is nearly always fruitless, as well as agonizing.

Pharmacotherapy

Acute Pharmacotherapies

When the case of an ingrown nail is not severe, there are treatments that can be completed at home without a doctor's help. In mild cases doctors recommend daily soaking of the afflicted digit in a mixture of warm water and Epsom salts and applying an over-the-counter antiseptic. This might allow the nail to grow out so it may be trimmed properly and the flesh to heal. A simple yet extremely painful procedure for mild ingrowth (i.e., where infection is absent) requires small scissors to trim the nail completely along the nail margin down to the lateral base. This hopefully allows the embedded piece of nail to be pushed back and out from the toe tissue. It should be noted that infection may be somewhat difficult to prevent in cleaning and treating ingrown nails owing to the warm, dark, and damp environment in shoes. Peroxide is immediately effective to help clean minor infections but iodine is more effective in the long term as it continues to prevent bacterial growth even after it is dry. Iodine should not be used on deep wounds. In such cases a physician or podiatrist should be consulted. Also, bandages can help keep out bacteria but one should never apply any of the new types of spray-on bandages to ingrown nails that show any discharge - preventing drainage will likely cause intense swelling and pain.

It is also advisable to walk around barefoot so that air has a chance to circulate. Infections often become more painful when they are not exposed to air because bacteria grows more quickly in warmer conditions such as when the foot is impacted tightly in a shoe.

These home remedies are, in serious cases, ineffective: when the flesh is far too swollen and infected, it will not allow for these procedures to work. Thus, these more severe cases, such as when the area around the nail becomes infected or the nail will not grow back properly, must be treated by a professional and the patient should avoid repeated attempts at this type of 'bathroom surgery.'

Chronic Pharmacotherapies

For long term treatment, Iodine would be the more effective treatment. Iodine continues to prevent bacterial growth even after it has dried.

References

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