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[Radiographic analysis for infarcted angiomatous polyps in maxillary sinus].

W P Wang1, Z W Zeng1

  • 1Department of Otorhinolaryngology Head and Neck Surgery, Shengjing Hospital Affiliated to China Medical University, Shenyang, 110004, China.

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi = Journal of Clinical Otorhinolaryngology Head and Neck Surgery
|May 26, 2018
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Summary
This summary is machine-generated.

Maxillary sinus cavernous hemangiomas often cause unilateral nasal obstruction. CT and MRI reveal characteristic imaging findings, aiding in diagnosis of these vascular polyps.

Keywords:
magnetic resonance imagingmaxillary sinuspolypstomography, X-ray computedtomography computed

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Area of Science:

  • Radiology
  • Otolaryngology
  • Pathology

Background:

  • Maxillary sinus cavernous hemangiomas are rare vascular tumors.
  • Accurate diagnosis is crucial for effective management.

Purpose of the Study:

  • To elucidate the CT and MRI imaging features of maxillary sinus cavernous hemangioma.
  • To assist in the diagnosis of infarcted angiomatous polyps in the maxillary sinus.

Main Methods:

  • Retrospective analysis of 27 surgically confirmed cases.
  • Review of CT and MRI imaging, including enhanced scans.
  • Correlation with clinical and pathological findings.

Main Results:

  • Unilateral nasal obstruction was the predominant clinical symptom.
  • CT showed sinus expansion, bone resorption, and vascular-like, progressive enhancement.
  • MRI demonstrated irregular lesions with mixed signals, characteristic T2WI findings, and uneven enhancement.

Conclusions:

  • Maxillary sinus cavernous hemangioma typically presents with unilateral nasal obstruction.
  • Characteristic CT findings include sinus expansion, bone resorption, and specific enhancement patterns.
  • MRI provides detailed lesion visualization, with T2WI and post-contrast sequences offering key diagnostic clues.