Screening LUMBAR Syndrome in Infants With Infantile Hemangiomas

Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age0-10
SponsorWest China Hospital

About this trial

The objective of this study is to determine the maximal diameter threshold at which infants with lumbosacral, sacrococcygeal, perineal, gluteal, or lower-limb extending infantile hemangiomas should undergo screening for LUMBAR syndrome.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Clinically diagnosed infantile hemangioma.

Lesion located in at least one of the following regions: lumbosacral region, sacrococcygeal region, gluteal region, perineal region, perianal region, external genital region, or continuous extension to the lower limb.

Maximal lesion diameter ≥2.0 cm.

Written informed consent obtained from the parents or legal guardians.

Disqualifiers

Vascular anomaly other than infantile hemangioma, such as venous malformation, lymphatic malformation, arteriovenous malformation, or congenital hemangioma.

Previously diagnosed genetic or congenital syndrome unrelated to LUMBAR syndrome, which may independently explain the detected anomalies.

Incomplete clinical data preventing accurate measurement of lesion diameter.

Refusal of participation or refusal to complete core screening examinations.

Trial population

The study population will consist of infants clinically diagnosed with infantile hemangioma involving the lower-body region, including the lumbosacral, sacrococcygeal, gluteal, perineal, perianal, external genital, or continuously extending lower-limb areas. Eligible patients will be prospectively and consecutively recruited from participating centers. The target population is selected because infantile hemangiomas in these anatomical regions, particularly large or segmental lesions, may be associated with LUMBAR syndrome or LUMBAR-associated structural anomalies. Patients with a maximal lesion diameter of ≥2.0 cm will be included in order to allow evaluation of different candidate screening thresholds. The 2.0-cm cutoff will serve as the enrollment threshold rather than the final screening threshold. This design enables comparison of clinically relevant candidate cutoffs, including ≥2.0 cm, ≥2.5 cm, ≥3.0 cm, ≥4.0 cm, and ≥5.0 cm, for predicting LUMBAR-associated anomalies.

Trial design

Design model

Case-control

Time perspective

Prospective

Treatments tested in this trial

  • MRI

    Diagnostic test

    Screening for LUMBAR syndrome by MRI

Treatment groups

70 Participants
are divided into 1 treatment group
Group A: LUMBAR Syndrome1 intervention

Trial outcomes

Primary outcomes

1

The primary outcome will be the presence of at least one LUMBAR-associated structural anomaly detected by standardized screening.

LUMBAR-associated anomalies include spinal or spinal cord anomalies, urogenital anomalies, renal anomalies, anorectal malformations, bony deformities, arterial anomalies, or other regional developmental abnormalities consistent with the LUMBAR spectrum.

Time frame
2 weeks

Secondary outcomes

1

Detection rate of spinal or spinal cord anomalies.Detection rate of anorectal, perineal, or urogenital anomalies. Detection rate of arterial or lower-limb developmental anomalies.

Time frame
2 weeks
2

Detection rate of renal or urinary tract anomalies.Detection rate of LUMBAR-associated anomalies according to lesion location.Detection rate according to lesion diameter category.

Time frame
2 weeks
3

Proportion of patients requiring further specialist treatment or intervention.

Time frame
6 months

Other outcomes

Sponsors and contacts

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