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CT Iterative ReConstruction for Low-dose cardiopulmonary Evaluation: diagnosis of pulmonary infections in patients with febrile neutropenia - Circle Study

Completed
Conditions
Febrile neutropenia
neutropenic fever
10047954
10021460
10024970
Registration Number
NL-OMON39846
Lead Sponsor
niversitair Medisch Centrum Utrecht
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
68
Inclusion Criteria

- Patients >= 18 years
- Neutropenia due to chemotherapy given for haematological disease or conditioning regimen for autologous or allogenic stem cell transplantation. Neutropenia is defined as absolute neutrophil count < 0.5 x 109 cells/L or a count of < 1.0 x 109 cells/L with a predicted decrease to < 0.5 x 109 cells/L within 3 days
- Chest X-ray made in the diagnostic work up on day 1 on the radiology department
- Fever (temperature > 38.3°C once or >= 38.0 °C longer than 1 hour) not related to administration of blood products or medication
- Written informed consent

Exclusion Criteria

- Patients with a known focus of infection unrelated to the lower respiratory tract
- Patients with a history of probable or proven invasive mould infection without a clinically available normalized chest CT and who use antimycotics
- Previous participation in the study
- Concomitant participation in a study in which the subject is exposed to X-rays
- Chest X-ray made on ward (*bed-thorax*)

Study & Design

Study Type
Observational invasive
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>The main study parameters are chest X-ray, ultra low-dose CT, HRCT and<br /><br>consensus diagnosis. The main endpoint is sensitivity of imaging test for a<br /><br>pulmonary focus of febrile neutropenia as established by consensus diagnosis.</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>Secondary study parameters/endpoints are routinely obtained serum galactomannan<br /><br>test, bronchoalveolar lavage (BAL) and blood tests.</p><br>
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