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Deep infantile hemangiomas and early venous malformations: differential diagnosis by 3D CT angiography

Hui Chen1, Xiaoxi Lin, Yunbo Jin

  • 1Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China.

Annals of Plastic Surgery
|March 26, 2010
PubMed

Insights

3D computed tomography angiography (3D-CTA) accurately differentiates deep infantile hemangiomas (DIHs) from early venous malformations (EVMs) in infants. Distinct imaging features on 3D-CTA aid in diagnosing these challenging vascular lesions.

Area of Science:

  • Medical Imaging
  • Pediatric Radiology
  • Vascular Malformations

Background:

  • Deep infantile hemangiomas (DIHs) and early venous malformations (EVMs) present similar clinical features, complicating diagnosis.
  • Accurate differentiation is crucial for appropriate management and treatment of these pediatric vascular lesions.

Purpose of the Study:

  • To assess the efficacy of 3D computed tomography angiography (3D-CTA) in distinguishing between DIHs and EVMs.
  • To identify unique imaging characteristics of DIHs and EVMs on 3D-CTA for improved differential diagnosis.

Main Methods:

  • Eighteen infants with subcutaneous vascular lesions underwent 3D-CTA.
  • Lesions were analyzed using maximum intensity projection (MIP) and volume rendering techniques.
  • 3D-CTA findings were correlated with pathological diagnoses.

Main Results:

  • 3D-CTA correctly diagnosed all 11 DIHs and 7 EVMs.
  • DIHs appeared as compact solid masses with feeding vessels on 3D-CTA.
  • EVMs presented as ill-defined areas with tangled vessels, lacking a solid mass appearance.

Conclusions:

  • 3D-CTA is a reliable tool for the differential diagnosis of DIHs and EVMs in infants.
  • Distinct vascular and morphological features on 3D-CTA facilitate accurate differentiation between these conditions.

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