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Updated: Aug 24, 2026
The Isolation and Characterization of Low- and Normal- Density Neutrophils from Whole Blood
Published on: February 7, 2025
[High and low-risk febrile neutropenic patients]
François Blot1, Gérard Nitenberg
1Service de réanimation médico-chirurgicale, Institut Gustave Roussy, 39 rue Camille Desmoulins, 94 805 Villejuif, France. blot@igr.fr
Abstract:
IDENTIFICATION OF LOW-RISK PATIENTS: These patients exhibit a low probability of dying (risk equal or lesser than 1%) and of developing major complications (risk to the order of 5%). A clinical model developed by Talcott et al. considers at low risk patients at home when the fever starts, without severe co-morbidity and in whom the neoplasia is under control. A prognostic score was established by the MASCC (Multinational Association for Supportive Care in Cancer); it is based on objectively weighted and selected variables. In comparison, the Talcott's classification appears more restrictive (2.5-fold less patients at low risk) but also that it supplies greater safety. IDENTIFICATION OF HIGH-RISK PATIENTS: All the severity scores used in intensive care have their limits. However, the repeated calculation of severity scores (at 48 and 72 hours) might lead to an improvement in their predictive value. The number of organ dysfunction could also be used because the latter provides supplementary clinical information and hence the development of organ dysfunction scores over the past few Years. For febrile neutropenic patients other than in intensive care, the interest of the severity scores and organ dysfunction scores appears limited.
Insights
Identifying low-risk patients with cancer involves assessing their low probability of mortality and complications. Clinical models like Talcott
Area of Science:
- Oncology
- Clinical Medicine
- Prognostic Modeling
Background:
- Accurate identification of patient risk is crucial for effective cancer care and resource allocation.
- Existing models for assessing risk in cancer patients, particularly those with fever and neutropenia, have limitations.
- The Multinational Association for Supportive Care in Cancer (MASCC) developed a prognostic score for these patients.
Purpose of the Study:
- To compare the effectiveness and safety of different clinical models in identifying low-risk cancer patients.
- To evaluate the utility of prognostic scores and organ dysfunction in predicting outcomes for febrile neutropenic patients.
Main Methods:
- Review and comparison of clinical models, including Talcott et al.'s model and the MASCC prognostic score.
- Analysis of the predictive value of repeated severity scores and organ dysfunction in intensive care settings.
- Assessment of the applicability of these scores to non-intensive care febrile neutropenic patients.
Main Results:
- Talcott's model identifies fewer low-risk patients (2.5-fold less) compared to MASCC but offers greater safety.
- Repeated calculation of severity scores and consideration of organ dysfunction may improve predictive value in intensive care.
- The utility of severity and organ dysfunction scores appears limited for febrile neutropenic patients outside intensive care.
Conclusions:
- Talcott's model provides a more restrictive yet safer classification for identifying low-risk cancer patients.
- Prognostic scores and organ dysfunction monitoring are valuable in intensive care but less so for general febrile neutropenic patients.
- Further refinement of risk stratification tools is needed for optimal management of cancer patients with fever and neutropenia.
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