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Pressure UlcerNCT03685929

Histopathological Comparison Between Superficial Pressure Ulcers and Incontinence-associated Dermatitis

An observational study of Pressure Ulcer and Incontinence-associated Dermatitis, run by University Ghent at 1 site in Belgium.

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

This study aims to identify differences and similarities between superficial pressure ulcers (category II and III) and incontinence-associated dermatitis (category IIA) at tissue level. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Punch skin biopsy
Type of treatment
Surgery or procedure
How many people
30 participants
Where
1 siteBelgium
Study dates
1 Oct 2018to 31 Dec 2019
Phase
Observational
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
  • No healthy volunteers
  • Adult, Older adult

Study population: Patients admitted on following wards of a university hospital * Pneumology * Gastroenterology * Endocrinology * Nephrology * Neurology * Geriatrics * Gastrointestinal surgery

Who may be able to join

  • Incontinent for urine, stool, or both
  • Superficial pressure ulcer (category II or III) and/or incontinence-associated dermatitis (category IIA)
  • Expected length of stay of 7 days following punch skin biopsy

Who cannot join

  • Skin infection at biopsy site
  • Medical contraindication to obtain a biopsy
  • End of life care
  • Not able to provide informed consent

Trial locations and contacts

1 site in 1 country.

Belgium1 site
  • Ghent University Hospital

    Ghent

Other trials in Belgium

About this study

This study aims to identify differences and similarities between superficial pressure ulcers (category II and III) and incontinence-associated dermatitis (category IIA) at tissue level.

Skin biopsies will be obtained from 30 patients with pressure ulcers (n = 10), incontinence-associated dermatitis (n = 10), and combined lesions (n = 10).

The results from the histopathologic examination will be compared with the clinical diagnosis by wound care experts, which will be based on photographs and relevant patients' characteristics.

Read the detailed description

Despite current preventive strategies, prevalence of pressure ulcers and incontinence-associated dermatitis (IAD) is still estimated at 5.9-6.9% in hospitalised patients, and 5.0-5.9 in home care patients. Both skin conditions may occur in the same body region but are considered as separate entities, based on differences in etiology.

At tissue level, it is assumed that pressure ulcers are characterised by ischemia and tissue deformation. In contrast, IAD is assumed to be characterised by an irritative pattern. These assumptions are reflected in current preventive strategies. However, a small scale study, performed by Houwing et al. (2007), described the additional presence of an ischemic pattern in patients with IAD. More insights into the histopathologic pattern of pressure ulcers and IAD is needed to optimise current preventive strategies.

Tha aim of this study is to compare superficial pressure ulcers (category II and III) and IAD (category IIA) at tissue level.

A prospective interventional study will be performed during which skin biopsies (punch biopsies) will be collected from 30 incontinent patients. In each patient patient, two punch skin biopsies will be performed, one at the border of the skin lesion and one at the adjacent healthy skin. Sections from the biopsies will be stained with hematoxiline and eosine and examined by two independently working, blinded skin pathologists. In addition, photographs from the skin lesions will be analysed by 10 national and international wound care experts to promote correct diagnosis. Finally, findings from the histopathologic examination will be compared with the clinical diagnoses based on photographs.

Being tested
Punch skin biopsy
Keywords
Pressure ulcer, Incontinence-associated dermatitis, Histopathology, Ischemia, Irritation, Prevention, Tissue, Skin
Medical subject headings
Pressure Ulcer, Dermatitis, Irritant, Diaper Rash, Ischemia

What participants receive

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

  • Punch skin biopsyProcedure or surgery

    Two punch biopsies will be performed in each patient, one at the border of the skin lesion, and one at the adjacent healthy skin. A disposable biopsy punch of 4 mm will be used. A biopsy punch is a small circular blade (like an apple corer) which is rotated into the skin to obtain a cylindrical specimen. Local anaesthesia will be applied and the circular wound will be closed by a single suture. Sutures will be removed after one week.

Study groups in NCT03685929
Study groupRoleWhat they receive
Pressure ulcersPatients with pressure ulcers category II/III at sacrum or trochanter
Receives: Procedure: Punch skin biopsy
Incontinence-associated dermatitisPatients with incontinence-associated dermatitis category IIA at sacrum (or trochanter)
Receives: Procedure: Punch skin biopsy
Combined lesionPatients with pressure ulcer category II/III and incontinence-associated dermatitis category IIA at sacrum or trochanter
Receives: Procedure: Punch skin biopsy

What is being measured

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

  1. Prevalence of pressure ulcers and incontinence-associated dermatitis

    Presence of pressure ulcers and/or incontinence-associated dermatitis based on photographs and patient characteristics

    Measured: 1 day

  2. Histopathologic pattern

    Characteristics of epidermis, dermis, and subcutis based on histopathologic examination

    Measured: 1 day

Secondary outcomes (1)
  1. Rate of agreement between visual and histopathologic diagnosis

    Agreement between diagnosis of wound care experts (based on photographs), and diagnosis by skin pathologists (based on histopathologic examination)

    Measured: 1 day

Timeline

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

  1. First posted26 Sep 2018
  2. Study start1 Oct 2018
  3. Primary completion31 Dec 2019
  4. Study completion31 Dec 2019

Resources

More details

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

Study design
Study type
Observational
Observational model
Case only
Time perspective
Cross-sectional
Enrolment
30 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03685929
Sponsor's protocol ID
2018/0946
Status last verified
Nov 2021
First submitted
24 Sep 2018
Last updated
29 Nov 2021
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Beeckman D, Van Damme N, Schoonhoven L, Van Lancker A, Kottner J, Beele H, Gray M, Woodward S, Fader M, Van den Bussche K, Van Hecke A, De Meyer D, Verhaeghe S. Interventions for preventing and treating incontinence-associated dermatitis in adults. Cochrane Database Syst Rev. 2016 Nov 10;11(11):CD011627. doi: 10.1002/14651858.CD011627.pub2.

    PubMed 27841440

Questions about this trial

What is this clinical trial studying?

An observational study of Pressure Ulcer and Incontinence-associated Dermatitis, run by University Ghent at 1 site in Belgium.

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 4 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 Nov 2021. 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 Belgium. 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?

Prevalence of pressure ulcers and incontinence-associated dermatitis (time frame: 1 day). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03685929, which also lists 1 linked publication.

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 Nov 2021.

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