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Skin TagsHUM_FIBNCT04161274

Randomized Clinical Trial on Skin Tags Approachment.

A study testing Traditional method: Electrosurgery, Traditional method: Cryotherapy and Traditional method: Silver nitrate in people with Skin Tags, run by Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina at 1 site in Spain.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Skin tags are a benign dermal disease very frequent in the general population. Their exeresis is indicated in case of discomfort of the affected person (usually because of friction or increase in size). Read more about this study

Who is it for?
Ages 18 years and olderHealthy volunteers can take part
Conditions the study is for
Skin Tags
What is being tested?
Traditional method: Electrosurgery, Traditional method: Cryotherapy and Traditional method: Silver nitrate
Could I receive a placebo?
No, everyone receives an active treatment
How many people
275 participants
Where
1 siteSpain
Study dates
1 Jan 2019to 1 Jun 2020
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Injuries that, by increasing in size or by rubbing with some element of clothing, cause discomfort for the user (pain, bleeding, ...).
  • Only small skin tags (≤0,5x0,5cm) will be accepted for study.
  • People who voluntarily agree to enter the clinical trial and sign the Informed Consent.

Who cannot join

  • Immunosuppressed patients: people with immunosuppressive treatments, long-lasting corticoids, chemotherapy or radiotherapy, biological treatments and immunosuppressive diseases such as HIV infection, hematological diseases, transplants... (these people have a compromised immune response and are more susceptible to infections and their complications.
  • Patients with anticoagulant treatment: oral anticoagulants antagonists of vitamin K (AVK: acenocoumarol, warfarin) or direct oral anticoagulants (DOACs: apixaban, dabigatran, rivaroxaban, edoxaban).
  • According to location: those areas of greater risk of infection due to their location (genital areas) or those areas with aesthetic compromise.
  • According to size: in order to ensure the homogeneity of the lesions, large lesions (larger than 0,5x0,5cm) will be discarded.
  • Allergic to silver (according to medical history or patient reference).
  • Lesions of doubtful diagnosis. Skin tag is a benign lesion but any doubt in its diagnostic classification will be an exclusion criterion in its participation. In these cases, it will be treated according to the centre usual minor surgery protocol for study.

Trial locations and contacts

1 site in 1 country.

Spain1 site
  • Abs Balaguer

    Balaguer, Lleida, 25600

Other trials in Spain

About this study

Official title: Randomized Clinical Trial on Traditional Healing Versus Moist Healing Environment (MHE) Applied to Minor Surgery in the Exeresis of Skin Tags

Skin tags are a benign dermal disease very frequent in the general population. Their exeresis is indicated in case of discomfort of the affected person (usually because of friction or increase in size). In the minor surgery guidelines, their extraction is recommended with cryotherapy, electrocoagulation or shaving with cauterization of silver nitrate (traditional healing techniques).

This randomized clinical trial proposes its extraction with a non before referenced technique in the manuals of minor surgery and that is nowadays applied with very good outcomes in the domain of pressure ulcers, chronic wounds and, in recent years, in acute wounds; the moist healing environment. Therefore, the investigators propose the surgical exeresis of the fibroid in the most proximal part of the pendulum with the subsequent placement of a thin hydrocolloid dressing.

Read more

The objective of this trial is to compare the traditional healing with the moist healing environment in minor surgery, analyzing costs, time invested by the professional, healing time and their respective complications.

Expected results: faster healing and lower cost are expected with the new technique. By contrast, more complications are expected in the techniques of cryotherapy and silver nitrate.

Applicability / Relevance: it is a common pathology usually treated in the minor surgery office or routine visit. Therefore, it can show us which treatment leads to fewer complications for the patient and which is more cost-efficient for the health system.

Read the detailed description

Study variables:

  • Sex: Dichotomous qualitative variable: woman/man. Clinical history collection.
  • Age: Discrete quantitative variable in years from the date of birth included in the clinical history.
  • Family history. Dichotomous qualitative variable: yes/no. According to the interview with the participant, the family history of first and second degree skin tags will be considered.
  • Location of the lesion. Qualitative variable categorized in 6 items: Trunk/ armpit/ neck/ inguinal/ upper extremity/ lower extremity.
  • Diabetes Dichotomous qualitative variable: yes/no. According to conditioning factors and problems in the clinical history and interview with the participant. There are studies that relate insulin resistance with the presence or not of skin tags 37, 38. To be able to study if the results obtained are independent of the variable of suffering from DM.
  • Cost: Continuous quantitative variable, expressed in euros. The cost will include the performance of the technique in the first minor surgery visit, the post-surgical cures and the follow-up visits. The standardized cost of each of the interventions has been calculated according to the different techniques for approaching skin tag, from the prices published in DOGC 6326 of 1 March 2013 Resolution SLT/353/2013 of 13 February on the review of public price corresponding to the health services provided by the Institut Català de la Salut. Apart from the price for the minor surgery visit of the different approaches, the price of the follow-up visits has been calculated in case of prolonged healing time of the lesion or the appearance of complications (infection or non-viable tissue...).
  • Healing time: Discrete quantitative variable expressed in days. It will be considered 'healing' when the lesion has concluded the phases of inflammation and granulation/epithelialization. It will be the moment when it does not require any cure and lacks non-viable tissue (the days in the remodeling phase in which the participant uses skin care such as moisturizing, sun protection... will not be counted). For the monitoring of this variable, in the follow-up visits, the state of scarring will be evaluated and if it is already healed, it will be asked on what day prior to the visit, the lesion did not need any special cure and lacked non-viable tissue.
  • Time invested by the professional: Discrete quantitative variable expressed in minutes. The time invested in each visit will be recorded until it is healed.
  • Complications:

Infection: Dichotomous qualitative variable: yes/no. Infection is considered when the wound shows inflammation signs of infection.

  • Devitalized tissue: Dichotomous qualitative variable: yes/no. The appearance of slough will be observed.
  • Technique: Qualitative variable categorized in 4 items:
  • Dry Cure - Electrocoagulation.
  • Dry Cure - Cryotherapy.
  • Dry Cure - Silver Nitrate.
  • Cure in a moist healing environment.
Conditions
Skin Tags
Being tested
Traditional method: Electrosurgery, Traditional method: Cryotherapy, Traditional method: Silver nitrate, Moist healing environment method
Keywords
minor surgery procedures, wounds and injuries, moist healing environment, fibroma, nursing, skin diseases
Medical subject headings
Wounds and Injuries, Fibroma, Skin Diseases

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Traditional method: ElectrosurgeryProcedure or surgery

    The patient will be prepared before this technique by removing all metal objects in his possession. The area should be disinfected with a local antiseptic, leaving the area aseptic. Afterwards, perilesional infiltrated local anaesthesia (subcutaneous or intradermal) will be applied. Once the area has been anaesthetised, excision is made with scissors cutting through the most proximal part of the skin tag pendulum and the lesion is coagulated with the handle or knife of the electrocoagulator (previously regulated with the intensity in coagulation mode). The resulting abrasion will form an eschar that will be disinfected with povidone-iodine, and a protective dressing of sterile occlusive gauze bandage will be placed.

    Indications to the patient: the project participant will be instructed to dry the area with povidone-iodine antiseptic and not to expose the area to extreme humidity or sunlight.

  • Traditional method: CryotherapyProcedure or surgery

    The patient should be prepared: the area should be disinfected with a local antiseptic, leaving the area aseptic. for a few minutes the tip of an Adson forceps will be introduced in a container with liquid nitrogen until freezing. It will then be applied to the most proximal part of the skin tag pendulum until it is observed that the frostbite has reached the base of the lesion and the surface becomes whitish, with a halo of 1-3 mm. When this happens, it will be excise above the frost part in the pendulum. After application, it is disinfected with povidone- iodine and covered with a protective dressing of sterile occlusive gauze plaster. It will then form an eschar. Indications to the patient: the project participant will be instructed to dry the area with povidone-iodine antiseptic and not to expose the area to extreme humidity or sunlight.

  • Traditional method: Silver nitrateProcedure or surgery

    The patient should be prepared: the area should be disinfected with a local antiseptic, leaving the area aseptic. Excision will be made with scissors of the skin tag cutting through the most proximal part of the skin tag pendulum, then cauterized with the tip of the silver nitrate rod, trying not to apply in the perilesional zone.

    The resulting abrasion will form an eschar that will be disinfected with povidone-iodine, and a protective dressing of sterile occlusive gauze bandage will be placed.

    Indications to the patient: the project participant will be instructed to dry the area with povidone-iodine antiseptic and not to expose the area to extreme humidity or solar rays.

  • Moist healing environment methodProcedure or surgery

    The patient should be prepared: the area should be disinfected with a local antiseptic, leaving the area aseptic. Excision will be made with scissors of the skin tag by cutting through the most proximal part of the pendulum of the skin tag, later it will be disinfected with chlorhexidine and thin hydrocolloid dressing will be placed. Indications to the patient: the project participant will be told not to touch the dressing until the next control after 3 days with the research team. In case of incidents with the dressing (fall of the dressing), the patient will be given a replacement dressing for this purpose and be able to restore it immediately. It is recommended not to expose the area to the solar rays

Study groups in NCT04161274
Study groupRoleWhat they receive
Traditional method: ElectrosurgeryActive comparatorLocal anaesthesia and excision with a scalpel connected to the electric current, according to the voltage. Traditional cure with alcohol/Betadine. Photograph to the lesion before and after the intervention and in each follow-up visit. Follow-up visits every 3 days until the lesions cicatrization.
Receives: Procedure: Traditional method: Electrosurgery
Traditional method: CryotherapyActive comparatorApplication of liquid nitrogen to cause freezing. Traditional cure with alcohol/Betadine. Photograph to the lesion before and after the intervention and in each follow-up visit. Follow-up visits every 3 days until the lesions cicatrization.
Receives: Procedure: Traditional method: Cryotherapy
Traditional method: Silver nitrateActive comparatorExcision is made with the scissors and a rod is applied containing silver nitrate with caustic power on the wound. Traditional cure with alcohol/Betadine. Photograph to the lesion before and after the intervention and in each follow-up visit. Follow-up visits every 3 days until the lesions cicatrization.
Receives: Procedure: Traditional method: Silver nitrate
Moist healing environmentExperimentalExcision is made with the scissors, afterwards pressure, clorhexidine and a hydrocolloid dressing when the skin is dry. Photograph to the lesion before and after the intervention and in each follow-up visit. Follow-up visits every 3 days until the lesions cicatrization.
Receives: Procedure: Moist healing environment method

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Healing time

    Discrete quantitative variable expressed in days. It will be considered 'healing' when the lesion has concluded the phases of inflammation and granulation/epithelialization. It will be the moment when it does not require any cure and lacks non-viable tissue (the days in the remodeling phase in which the participant uses skin care such as moisturizing, sun protection... will not be counted). For the monitoring of this variable, in the follow-up visits, the state of scarring will be evaluated and if it is already healed, it will be asked on what day prior to the visit, the lesion did not need any special cure and lacked non-viable tissue.

    Measured: through study completion, an average of 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted13 Nov 2019
  2. Study start1 Jan 2019
  3. Primary completion1 Jun 2020
  4. Study completion1 Jun 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
275 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04161274
Sponsor's protocol ID
IDIAP JordiGol
Acronym
HUM_FIB
Status last verified
Jul 2019
First submitted
26 Sep 2019
Last updated
29 Jul 2020
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A study testing Traditional method: Electrosurgery, Traditional method: Cryotherapy and Traditional method: Silver nitrate in people with Skin Tags, run by Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina at 1 site in Spain.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 29 Jul 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Spain. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Healing time (time frame: through study completion, an average of 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 29 Jul 2020.

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