NCT04320498

Brief Summary

Autologous PRP currently has many uses in surgical and medical therapy. Compared with other regenerative therapies, PRP is easy-to-prepare, low-cost, and does not require complex equipment. The use of autologous PRP avoids immunological side effects. Data is lacking on the use of PRP in the treatment of anal fissure. This study evaluated PRP as an alternative medical treatment for chronic anal fissures.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
41

participants targeted

Target at P25-P50 for phase_4

Timeline
Completed

Started Jan 2019

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 1, 2019

Completed
12 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 14, 2019

Completed
3 months until next milestone

First Submitted

Initial submission to the registry

March 12, 2020

Completed
13 days until next milestone

First Posted

Study publicly available on registry

March 25, 2020

Completed
9 months until next milestone

Study Completion

Last participant's last visit for all outcomes

January 2, 2021

Completed
Last Updated

April 7, 2022

Status Verified

March 1, 2022

Enrollment Period

12 months

First QC Date

March 12, 2020

Last Update Submit

March 29, 2022

Conditions

Keywords

chronic anal fissuremedical treatmentplatelet rich plasma

Outcome Measures

Primary Outcomes (2)

  • effects of PRP treatment on epithelization .

    In a clean surgical wound, the epithelial cells migrate downward to meet deep in the dermis. Migration ceases when the layer is rejuvenated. Following surgery, this process is normally complete within 48 hours. However, the process of epithelialization is difficult in wounds that are not primarily closed or need to heal by secondary intention. In these wounds, the physical distance of epithelial migration is changed across the length, width, and depth of the wound. In chronic anal fissures, wound epithelization can be evaluated by inspection. Approximately 80 percent of the original strength of the tissue is obtained within six weeks. So we planned to make this assessment on the 10th Day, 1st Month, and 2nd Month for the reason I explained above. We considered the complete epithelization of the fissure as a complete healing. We evaluated patients with epithelialization in the midline but incomplete as partial epithelization.

    10 days , 1 month and 2 months

  • effect of PRP treatment on VAS scores

    Distribution of the effect of PRP treatment on VAS scores. The VAS is a simple scale with a length of 100 mm on which patients were asked to rate their pain from 0 (absence of pain) to 100 (worst pain imaginable). In connection with wound healing, we expect the pain to change. The process of epithelialization is difficult in wounds that are not primarily closed or need to heal by secondary intention. In these wounds, the physical distance of epithelial migration is changed across the length, width, and depth of the wound. So we planned to make this assessment on the 10th Day to evaluate early pain control. we planned In the first month, to evaluate the middle period pain control and in the second month to evaluate the late period pain control.

    10 days , 1 month and 2 months

Secondary Outcomes (2)

  • effect of PRP treatment on symptoms

    10 days , 1 month and 2 months

  • Comparison of the effect of treatments on pain according to the onset of symptoms of patients

    10 days , 1 month and 2 months

Study Arms (2)

control group

ACTIVE COMPARATOR

The control patients self-administered topical glyceryl trinitrate, in the perianal area twice a day (Anrecta, Consentis Pharmaceuticals, Istanbul, Turkey)

Drug: AnrectaBehavioral: sitz bathDietary Supplement: nutrition regulation

PRP group

EXPERIMENTAL

PRP was injected locally in the anal fissure area and glyceryl trinitrate was administered twice daily in the perianal region as in the control group.

Biological: prp injectionDrug: AnrectaBehavioral: sitz bathDietary Supplement: nutrition regulation

Interventions

prp injectionBIOLOGICAL

PRP was injected locally in the anal fissure area and glyceryl trinitrate was administered twice daily in the perianal region as in the control group.

Also known as: Platelet rich plasma injection
PRP group

self-administered topical glyceryl trinitrate (anrecta), in the perianal area twice a day

Also known as: rectoderm
PRP groupcontrol group
sitz bathBEHAVIORAL

participants were told to take a hot water sitz bath once a day

PRP groupcontrol group
nutrition regulationDIETARY_SUPPLEMENT

The study participants were told to eat a fiber-rich diet and to drink least 2 liters of water daily

PRP groupcontrol group

Eligibility Criteria

Age18 Years - 65 Years
Sexall(Gender-based eligibility)
Gender Eligibility DetailsBetween 18 and 65 years of age with chronic anal fissure were included
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • between 18 and 65 years of age with painful defecation of at least 2 months duration and diagnosed with anal fissure between January and October 2019 were included.
  • The diagnosis of chronic anal fissure required :
  • the presence of internal sphincter muscle fibers in the base of the fissure
  • hypertrophic anal papillae on digital rectal examination

You may not qualify if:

  • Patients with physical examination findings that did not meet the definition of chronic anal fissure
  • with painful defecation for less than 2 months,
  • atypical fissure location or multiple anal fissures away from the midline
  • inflammatory bowel disease
  • cancer
  • history of trauma
  • tuberculosis
  • immune suppression
  • sexually transmitted disease
  • a disease possibly associated with a fissure
  • a history of anal surgery
  • previous treatment for anal fissure
  • current pregnancy .

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Karatay Medicana Ăœniversitesi

Konya, Turkey (TĂ¼rkiye)

Location

Related Publications (28)

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    PMID: 21538013BACKGROUND
  • Gupta PJ. Closed anal sphincter manipulation technique for chronic anal fissure. Rev Gastroenterol Mex. 2008 Jan-Mar;73(1):29-32.

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  • Nelson RL, Thomas K, Morgan J, Jones A. Non surgical therapy for anal fissure. Cochrane Database Syst Rev. 2012 Feb 15;2012(2):CD003431. doi: 10.1002/14651858.CD003431.pub3.

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    PMID: 5803521BACKGROUND
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    PMID: 15906136BACKGROUND
  • Kang GS, Kim BS, Choi PS, Kang DW. Evaluation of healing and complications after lateral internal sphincterotomy for chronic anal fissure: marginal suture of incision vs. open left incision: prospective, randomized, controlled study. Dis Colon Rectum. 2008 Mar;51(3):329-33. doi: 10.1007/s10350-007-9122-2. Epub 2008 Jan 4.

    PMID: 18176828BACKGROUND
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    PMID: 1733256BACKGROUND
  • Loder PB, Kamm MA, Nicholls RJ, Phillips RK. 'Reversible chemical sphincterotomy' by local application of glyceryl trinitrate. Br J Surg. 1994 Sep;81(9):1386-9. doi: 10.1002/bjs.1800810949.

    PMID: 7953427BACKGROUND
  • Collins EE, Lund JN. A review of chronic anal fissure management. Tech Coloproctol. 2007 Sep;11(3):209-23. doi: 10.1007/s10151-007-0355-9. Epub 2007 Aug 3.

    PMID: 17676270BACKGROUND
  • Lund JN, Scholefield JH. A randomised, prospective, double-blind, placebo-controlled trial of glyceryl trinitrate ointment in treatment of anal fissure. Lancet. 1997 Jan 4;349(9044):11-4. doi: 10.1016/S0140-6736(96)06090-4.

    PMID: 8988115BACKGROUND
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    PMID: 14988844BACKGROUND
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    PMID: 19212466BACKGROUND
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    PMID: 27047733BACKGROUND
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    PMID: 8653368BACKGROUND
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    PMID: 11289472BACKGROUND
  • Kazakos K, Lyras DN, Verettas D, Tilkeridis K, Tryfonidis M. The use of autologous PRP gel as an aid in the management of acute trauma wounds. Injury. 2009 Aug;40(8):801-5. doi: 10.1016/j.injury.2008.05.002. Epub 2008 Aug 13.

    PMID: 18703188BACKGROUND
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MeSH Terms

Interventions

Pituitary Adenylate Cyclase-Activating Polypeptide

Intervention Hierarchy (Ancestors)

Nerve Growth FactorsIntercellular Signaling Peptides and ProteinsPeptidesAmino Acids, Peptides, and ProteinsNeuropeptidesProteinsNerve Tissue ProteinsBiological Factors

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assoc Professor

Study Record Dates

First Submitted

March 12, 2020

First Posted

March 25, 2020

Study Start

January 1, 2019

Primary Completion

December 14, 2019

Study Completion

January 2, 2021

Last Updated

April 7, 2022

Record last verified: 2022-03

Data Sharing

IPD Sharing
Will not share

Locations