Publications by authors named "Romina DSouza"

Article Synopsis
  • A newborn with a rare heart condition was found to have an unusual liver blood flow pattern during a CT scan that was initially thought to be a blood clot.
  • The case highlights how the baby's unique anatomy affects liver blood flow distribution, leading to the misinterpretation of imaging results.
  • Gaining a clearer understanding of these hepatic perfusion abnormalities can help medical professionals correctly identify similar cases in the future, preventing misdiagnosis and extra tests.
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Article Synopsis
  • A study was conducted to assess the effectiveness of a specific MRI technique (delayed 3D IR FLASH) in evaluating the lower airways of children during routine cardiovascular magnetic resonance imaging.
  • The study included 180 pediatric patients, with a high image quality rating and visibility of lower airways; around 21% of patients showed lower airway abnormalities, particularly among those with congenital heart disease.
  • The results suggest that this MRI method is highly reliable and effective for viewing lower airway anatomy, enhancing the potential for identifying issues in children with heart conditions.
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Background: The prognostic value of myocardial deformation parameters in adults with repaired tetralogy of Fallot (rTOF) has not been well-elucidated. We therefore aimed to explore myocardial deformation parameters for outcome prediction in adults with rTOF using cardiovascular magnetic resonance imaging (CMR).

Methods: Adults with rTOF and at least moderate pulmonary regurgitation were identified from an institutional prospective CMR registry.

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This report presents imaging from a mediastinal mass in a patient with colon cancer. At baseline and surveillance chest computed tomography examinations, it was characterized as a pericardial cyst. However, during chemotherapy, complications arose and this mass was further characterized with a chest MRI.

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Aim: To study the prognostic significance of MRI identified tumour deposits (TD), extramural vascular invasion (EMVI), lymph node metastases (LNM) and pelvic sidewall (PSW) disease in rectal cancer.

Methods: This IRB approved study was conducted on patients with stage IIA-IIIC rectal adenocarcinoma treated with neoadjuvant long course chemoradiotherapy (LCCRT) and total mesorectal excision (TME) type of surgery between 2012-2018. A radiologist blinded to outcome reviewed staging and restaging magnetic resonance imaging (MRI) for TD, EMVI, LNM and PSW.

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Perianal fistulae are commonly complicated by abscesses and ramifications, which have well-recognized imaging morphology. Less commonly, atypical findings of solid enhancing mass-like lesions with no fluid component are associated with chronic and recurrent fistulae, the etiology of which includes inflammatory masses as well as locally aggressive malignancy. The latter predicts poorer prognosis and warrants extensive surgical resection.

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