Epidemiological Study of Hydatid Cyst in Najaf City, Iraq (Hydatid cyst)

January 17, 2026 updated by: Samer Al Hakkak, Al-Kafeel University

Epidemiological and Clinical Characteristics of Patients With Hepatic Hydatid Cysts in an Endemic Area: A Multi-Center Investigation in Najaf City, Iraq.

Background Cystic echinococcosis (hydatid cyst) is a significant zoonotic disease endemic to Iraq. Understanding the localized clinical and epidemiological trends is vital for improving surgical outcomes and public health strategies.

Objective To determine the epidemiological and clinical profile of patients diagnosed with liver hydatid cysts within the hospitals of Najaf City, Iraq.

Study Overview

Status

Completed

Conditions

Detailed Description

Patients and Methods This retrospective observational study analyzed the records of 350 patients treated for liver hydatid cysts across multiple hospitals in Najaf, Iraq, from February 2021 to June 2024. Data were extracted from official patient records, including sociodemographic characteristics, clinical presentation, cyst morphology, and postoperative complications.

Study Type

Observational

Enrollment (Actual)

350

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Iraq
      • Najaf, Iraq, 00964
        • University of Alkafeel

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Child
  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Sampling Method

Probability Sample

Study Population

This retrospective, observational study was conducted on a total of 350 patients diagnosed with liver hydatid cysts. The study was carried out at multiple centers in Najaf City, Iraq, including major governmental surgical hospitals and specialized centers, covering the period from February 2021 to June 2024.

Description

Inclusion Criteria:

All patients of any age or gender with a radiologically or surgically confirmed diagnosis of liver hydatid cyst

Exclusion Criteria:

Patients with hydatid cysts located exclusively in extra-hepatic sites (e.g., brain, lung, bone, spleen, or muscle). Patients with severe chronic comorbidities or incomplete medical records were also excluded to ensure data integrity

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
To determine the epidemiological and clinical profile of patients diagnosed with liver hydatid cysts within the hospitals of Najaf City, Iraq.
Time Frame: February 2021 to June 2024
This retrospective observational study analyzed the records of 350 patients treated for liver hydatid cysts across multiple hospitals in Najaf, Iraq, from February 2021 to June 2024.
February 2021 to June 2024

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Al-Kafeel University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

February 2, 2021

Primary Completion (Actual)

June 5, 2024

Study Completion (Actual)

March 5, 2025

Study Registration Dates

First Submitted

January 5, 2026

First Submitted That Met QC Criteria

January 17, 2026

First Posted (Actual)

January 27, 2026

Study Record Updates

Last Update Posted (Actual)

January 27, 2026

Last Update Submitted That Met QC Criteria

January 17, 2026

Last Verified

January 1, 2026

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • University of Alkafeel
  • self (Other Identifier: University of Alkafeel)

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

IPD Plan Description

undecided

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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