What is phenol matricectomy (phenolization)?
Phenolization or Phenol matricectomy. Phenol is a colourless crystal derived from coal. It is a bactericide [>1 %], fungicide [>1.3%] and a local anaesthetic. At concentrations over 80%, phenol coagulates proteins. Used on large skin areas (as in chemical peelings of the whole face), phenol is toxic (heart and kidneys).
What is the best method for nail matricectomy?
Phenol matricectomy is a very useful procedure and is used whenever it is necessary to destroy part of or a whole nail. Numerous matricectomy techniques have been described: electrocoagulation, carbon dioxide laser photocoagulation, partial surgical excision of a lateral nail crescent including the nail,...
What is the replacement for phenol in medicine?
Over time, pure phenol has been replaced by some of its derivatives as an antiseptic. One derivative is n-hexylresorcinol, which can be found in cough drops. The compound, butylated hydroxytoluene (BHT), replaced phenol as a food antioxidant. Despite its toxicity in its pure form, phenol has been shown to have numerous health benefits.
How do you use phenol on toenail fungus?
In order to destroy the “root” of the nail, 88% phenol is applied for approximately 60 seconds using a small spatula. A dressing (antibiotic ointment, dressing gauze and adhesive band) is applied on the toe.
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What is phenolization for nails?
Phenolization is indicated in the treatment of ingrown nails (juvenile ingrown nail, pincer nail) or to destroy very thick nails where no medical treatment can be used. Severe vascular disorders are the only contra-indication to the use of the technique.
How long does it take for phenolization to drain?
Limited drainage is usual for two to four weeks after phenolization. Postoperative care is given everyday: antiseptic soaks, application of antibiotic ointment, dressing gauze and adhesive band.
What is the recurrence rate of nail fragments?
Recurrence rates (2 to 3%) are similar to those of other techniques. The occurrence of a “nail fragment” requires a new procedure, easily accepted by the patients.
When was phenolization first used?
Boll described phenolization in the United States as early as 1945. Phenol matricectomy is a very useful procedure and is used whenever it is necessary to destroy part of or a whole nail.
Is phenol a fungicide?
Phenol is a colourless crystal derived from coal. It is a bactericide [>1 %], fungicide [>1.3%] and a local anaesthetic. At concentrations over 80%, phenol coagulates proteins. Used on large skin areas (as in chemical peelings of the whole face), phenol is toxic (heart and kidneys).
Is phenol matricectomy performed under local anaesthesia?
Phenol matricectomy is a simple technique; it is conducted at the doctor’s practice under local anaesthesia. The sequels of the procedure are straightforward and cause little pain; its results compare favourably with the best techniques (less than 3% recurrences).
What forceps are used to probe beneath the prox- y?
horn. Artery forceps may be used to probe beneath the prox-
Is nol a systemic condition?
nol to large areas. T o date, no systemic complications
What is phenol derivative?
Phenol derivatives. Phenol-derived compounds have a variety of uses, including: Chemical peels. Phenol in trichloroacetic acid is used to penetrate through layers of skin to get rid of old or damaged skin. Food and cosmetic preservatives.
What is the name of the compound that replaces phenol?
One derivative is n-hexylresorcinol, which can be found in cough drops. The compound, butylated hydroxytoluene (BHT), replaced phenol as a food antioxidant.
What is phenol used for?
Pure phenol is used in certain medical procedures and as an ingredient in numerous treatments and laboratory applications.
What is phenol in plants?
Plant-based compounds containing phenol are known to be antioxidants . This means that they can stop the reaction of free radicals with other molecules in your body, preventing damage to your DNA as well as long-term health effects.
What is the purpose of phenol chloroform?
The phenol-chloroform mixture separates molecules based on how soluble the tissue sample is in that solution. The pH level of phenol helps separate the DNA and RNA.
How long can you use phenol for throat pain?
But throat sprays and antiseptic liquids shouldn’t be used for more than a couple days at a time. And if you’re having symptoms like fever and vomiting, see a doctor.
Is phenol spray safe for kids?
Phenol spray is safe to use at the recommend dose for a short time. But using too much or giving it to children younger than 3-years old can be unsafe. Read the ingredients label carefully to make sure you’re not allergic to any other components of the spray.
Where to apply BP liquified phenol?
Apply liquified phenol BP directly to the site of the germinal nail matrix using small cotton wool applicator tips (Figure 2E). Application of phenol should be carefully confined to the immediate surgical area, avoiding excess phenol contact with surrounding skin as this may result in unnecessary tissue injury. It is important to ensure that the nail sulcus and matrix area are dried immediately before applying phenol as the chemical is quickly neutralised by body fluid.
What is removal of ingrowing section of toenail and application of a caustic chemical to destroy the?
Removal (avulsion) of ingrowing section of toenail and application of a caustic chemical to destroy the nail matrix (matricectomy).
What is partial nail avulsion?
Partial nail avulsion and chemical matricectomy relieve symptoms and prevent regrowth of the nail edge or recurrence of the ingrowing toenail. Ingrowing toenails are a common problem and occur when the edge of the nail grows into flesh at the side of the nail, causing a painful injury. The punctured skin can become inflamed and infected.
Why does my nail hurt after nail surgery?
Pain is the most common complication following nail surgery and is more likely to occur when infection is present before the procedure.
Is phenol a toe anaesthetic?
Infection/inflammation can reduce the effect of the local anaesthetic in a toe. Phenol is classified as ‘hazardous’ according to Safe Work Australia. Phenol is systemically absorbed following application to the skin, and has been shown to have fetotoxic effects in animal studies.
Is diminished vascular supply to the digit a contraindication to nail surgery?
Diminished vascular supply to the digit is a relative contraindication to nail surgery.
How to prepare for partial nail removal?
To prepare for Partial Nail Removal, the toe is properly cleansed while a surgeon places a constricting band around the toe in order to reduce blood flow. After the surgeon administers the local anesthetic through injection,the toe becomes numb allowing the surgeon to gently lift the ingrown portion of the nail out from under the edge of the skin.
What is the procedure to remove an ingrown toenail?
Partial Nail Removal (Matrixectomy) Partial Nail Removal (Matrixectomy) is used to remove a portion of an ingrown toenail which causes pain or discomfort with a patient. The procedure also helps to prevent the ingrown toenail from returning.
How long does it take for a toenail to heal after a nail surgery?
When the nail has finished being treated, the surgeon will remove the constricting band and bandage and wrap the toe. Within only a few weeks, the toe will be completely healed.
How long does anesthesia last after toenail removal?
The anesthesia used during your procedure should last for at least 6 hours but could be as long as 24 hours. It is very important that you keep the area where the toenail was removed clean and open. If the whole toenail was removed you have to keep the sides open and don’t allow them to close.
What chemical causes redness in the surgical site?
The chemical used either phenol or sodium hydroxide will cause some redness and drainage to the surgical site. This is normal. If you see a lot of redness or drainage with pain then you should call the office, as there may be an infection or you are having a reaction to the chemical.
