Radiology calculators for structured reporting
Each calculator runs in your browser. Choose a tool below to open its inputs, source guidance, method notes, and localized report output.
Reporting systems and decision support
Apply established radiology classifications and structured assessment pathways.
Interactive O-RADS 2022 ultrasound and MRI calculator for ovarian and adnexal lesion risk categorization with report-ready output.
Open calculatorACR TI-RADS CalculatorCalculate an ACR TI-RADS thyroid nodule point score and category from ultrasound features, including size-based recommendations.
Open calculatorLung-RADS 2022 CalculatorLung-RADS 2022 calculator for lung cancer screening CT findings, including nodule, airway, cyst, follow-up, 4X, and S-modifier pathways.
Open calculatorPI-RADS v2.1 CalculatorPI-RADS v2.1 prostate MRI calculator using dominant-sequence rules for peripheral-zone and transition-zone lesions.
Open calculatorLI-RADS Calculator for CT, MRI, US and CEUSLI-RADS calculator covering CT/MRI diagnostic categories, ultrasound surveillance, CEUS, and treatment response assessment pathways.
Open calculatorCAD-RADS 2.0 CalculatorCAD-RADS 2.0 coronary CTA calculator for stenosis category, plaque burden, ischemia modifiers, and report-ready output.
Open calculatorClear Cell Likelihood Score (ccLS) CalculatorMRI clear cell likelihood score calculator for characterization of an enhancing solid renal mass without macroscopic fat.
Open calculatorKaiser Score Calculator for Breast MRIInteractive Kaiser Score calculator for contrast-enhancing breast MRI lesions using the 11-point morphology and kinetic decision tree.
Open calculatorMeasurements and quantitative tools
Calculate volumes, stenosis, density, and CT washout from imaging measurements.
Calculate absolute and relative adrenal washout percentages from unenhanced, enhanced, and delayed CT attenuation values.
Open calculatorProstate Volume and PSA Density CalculatorCalculate prostate volume with ellipsoid or bullet formulas and derive PSA density from gland dimensions and serum PSA.
Open calculatorNASCET and ECST Carotid Stenosis CalculatorCalculate internal carotid artery stenosis percentages using NASCET and ECST diameter methods for CTA or MRA measurements.
Open calculatorOvarian and Testicular Volume CalculatorEstimate ovarian or testicular volume from three ultrasound dimensions with organ-specific ellipsoid coefficients.
Open calculatorEducational decision support only. These calculators do not replace the official guideline, a complete examination, clinical judgment, or local policy. Verify every result before clinical use.