Intravoxel incoherent motion combined with conventional MRI for the differentiation of benign, intermediate, and malignant fibrous soft-tissue tumors
By
Yue Dai
Yuhan Long
Jie Zhou
Juan Tao
Wenjia Wang
Yifeng Zhu
Kai Zhang
June 26, 2026
Clinical Scorecard: Utilizing Intravoxel Incoherent Motion alongside Standard MRI for Distinguishing Benign, Intermediate, and Malignant Fibrous Soft-Tissue Tumors
At a Glance
Category Detail
Condition Fibrous Soft-Tissue Tumors
Key Mechanisms Intravoxel incoherent motion (IVIM) and conventional MRI techniques
Target Population Patients with fibrous soft-tissue tumors
Care Setting Clinical imaging and diagnosis
Key Highlights
Malignant tumors show higher heterogeneity and contrast enhancement compared to benign tumors. IVIM parameters effectively differentiate between benign, intermediate, and malignant fibrous STTs. Standard-ADCmean and Dmean values are critical in distinguishing tumor types. Combination of conventional MRI signs and IVIM parameters yields the highest diagnostic accuracy. Statistical significance was achieved with p < 0.05 in various comparisons.
Guideline-Based Recommendations
Diagnosis
Utilize IVIM alongside conventional MRI for accurate differentiation of fibrous STTs.
Management
Consider surgical resection for intermediate tumors and combined treatment for malignant tumors.
Monitoring & Follow-up
Follow-up with imaging for benign tumors, and assess treatment response in intermediate and malignant cases.
Risks
Misdiagnosis due to overlapping MRI features between benign and malignant tumors.
Patient & Prescribing Data
Patients with pathologically proven fibrous tumors
Treatment varies based on tumor classification; benign tumors may be observed, while malignant tumors require aggressive intervention.
Clinical Best Practices
Incorporate IVIM parameters in routine MRI assessments for fibrous STTs. Ensure accurate histopathological classification to guide treatment decisions.
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