Publications by authors named "Caroline Janssen"

Purpose: To report secondary opacification of a hydrophilic bag-in-the-lens (BIL) which is a rare manifestation that can happen years after initial surgery.

Observations: We describe a case of a prominent wave-like, rippled opacification on the posterior surface of the BIL. The opacification was composed of calcium deposits and seems to start in the periphery as a ring and progresses to the centre of the posterior surface.

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We present a case of a woman with a swollen upper eyelid in ptosis, conjunctival nodules, and chemosis present for a couple of weeks. She did not respond to therapy for hordeolum or allergy. A biopsy followed by histopathological examination showed a large infiltration of eosinophilic granulocytes and flame figures, so the diagnosis of Wells syndrome was made.

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Purpose: To assess whether the use of needle guidance devices can reduce fluoroscopy time and operator hand dose during cone-beam computed tomography-guided needle interventions.

Materials And Methods: The freehand technique was compared with techniques employing two distinct needle holders and a ceiling-mounted laser guidance technique. Laser guidance was used either alone or in combination with needle holders.

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Introduction: Pericatheter calcifications are unusual and rare after removal of indwelling central venous catheters with few reports in the literature. We present a case of a woman with calcifications in her left innominate vein after removal of an implantable venous device.

Case Presentation: A venous access port was surgically placed for intravenous chemotherapy in a 19-year-old Caucasian woman who had been diagnosed with acute lymphoblastic leukemia.

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Background: Bleeding within the biliary tree, called hemobilia, is a rare complication after blunt hepatic trauma.

Objectives: To report on a patient who developed hemobilia 1 month after a blunt abdominal injury and to discuss the diagnosis and treatment of hemobilia.

Case Report: A 17-year-old boy presented with upper gastrointestinal bleeding caused by hemobilia 1 month after a blunt liver injury.

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To assess the variability in accuracy of contrast media introduction, leakage, required time and patient discomfort in four different centres, each using a different image-guided glenohumeral injection technique. Each centre included 25 consecutive patients. The ultrasound-guided anterior (USa) and posterior approach (USp), fluoroscopic-guided anterior (FLa) and posterior (FLp) approach were used.

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Purpose of this study was to assess the additional value of first pass myocardial perfusion imaging during peak dose of dobutamine stress Cardiac-MR (CMR). Dobutamine Stress CMR was performed in 115 patients with an inconclusive diagnosis of myocardial ischemia on a 1.5 T system (Magnetom Avanto, Siemens Medical Systems).

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Background: Sentinel lymph node biopsy (SLNB) carries the inherent risk of approximately 5% false-negative sampling. Undetected tumor-positive nodes of clinical importance are those that lead to axillary recurrence. This survey aims at clarifying the extent of this problem in current practice and literature.

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The aim of this study was to determine whether a coronary artery calcium (CAC) score of less than 11 can reliably rule out myocardial ischemia detected by dobutamine cardiovascular magnetic resonance imaging (CMR) in patients suspected of having myocardial ischemia. In 114 of 136 consecutive patients clinically suspected of myocardial ischemia with an inconclusive diagnosis of myocardial ischemia, dobutamine CMR was performed and the CAC score was determined. The CAC score was obtained by 16-row multidetector compued tomography (MDCT) and was calculated according to the method of Agatston.

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The aim of this study was to determine the prognostic value of dobutamine cardiovascular magnetic resonance (CMR) in patients suspected of myocardial ischemia. Clinical data and dobutamine-CMR results were analyzed in 299 consecutive patients. Follow-up data were analyzed in categories of risk levels defined by the history of coronary artery disease and presence of rest wall motion abnormalities (RWMA).

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The aim of the study was to evaluate safety and feasibility of dobutamine cardiovascular magnetic resonance (CMR) in patients with proven or suspected coronary artery disease. Dobutamine CMR was evaluated retrospectively in 400 consecutive patients with suspicion of myocardial ischemia. Dobutamine was infused using an incremental protocol up to 40 microg/kg body weight per minute.

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Background: A sentinel lymph node (SLN) biopsy in breast cancer patients, performed under local anesthesia (LA), could have advantages such as more efficient use of operating room time and pathologist time. It also provides a histologic diagnosis before definitive breast surgery is undertaken. The aim of this study was to assess feasibility by comparing the results of SLN procedures performed under LA versus general anesthesia (GA).

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