Radiology
15 calculators available
Corrected Calcium for Albumin
Corrects serum calcium for low albumin levels to assess true calcium status
24-Hour Fluid Balance
Calculates net fluid balance for volume status assessment and fluid management in hospitalized patients
Shock Index
Rapid assessment of hemodynamic status
FRAX® Fracture Risk Assessment
Estimates 10-year probability of major osteoporotic and hip fractures
Adrenal Incidentaloma Evaluation
Guides workup of incidentally discovered adrenal masses based on size and imaging characteristics
Pediatric BMI Percentile
Calculates BMI percentile for children and adolescents (2-20 years) using CDC growth charts
APGAR Score
Assessment of newborn condition at 1 and 5 minutes after birth
CT Contrast Dose Calculator
Calculate optimal iodinated contrast dose for CT imaging based on patient weight and scan protocol
BI-RADS Assessment Categories
Breast Imaging Reporting and Data System classification for mammography findings
Lung-RADS Classification
Lung CT Screening Reporting and Data System for pulmonary nodule management
TI-RADS Thyroid Classification
Thyroid Imaging Reporting and Data System for thyroid nodule risk stratification
PI-RADS Prostate MRI
Prostate Imaging Reporting and Data System for prostate cancer detection
Mehran CI-AKI Risk Score
Contrast-Induced Acute Kidney Injury risk stratification before iodinated contrast administration (Mehran 2004)
Adrenal Incidentaloma HU Characterization
Classify adrenal incidentalomas as lipid-rich adenoma, indeterminate, or malignant using non-contrast and washout Hounsfield unit criteria
LI-RADS Liver Mass Classification
Liver Imaging Reporting and Data System (LI-RADS 2018) for HCC risk stratification in high-risk patients on surveillance
O-RADS Ovarian Lesion Classification
Ovarian-Adnexal Reporting and Data System (O-RADS 2020) risk stratification for adnexal lesions on ultrasound
Bosniak Renal Cyst Classification
Bosniak 2019 classification of cystic renal masses by CT/MRI features to guide malignancy risk and management
Radiation Effective Dose Estimator
Estimate effective radiation dose (mSv) for common imaging procedures and compare to background radiation
CT DLP to Effective Dose Converter
Convert CT Dose Length Product (DLP, mGy·cm) to patient effective dose (mSv) using ICRP region-specific k-factors
Aortic Aneurysm Size & Surveillance
Classify abdominal aortic aneurysm (AAA) size, estimate annual rupture risk, and recommend surveillance or surgical referral thresholds
MRI Gadolinium Dose Calculator
Calculate standard and body-weight-adjusted gadolinium contrast agent dose for MRI, with NSF risk stratification based on renal function
Spleen Size & Splenomegaly Assessment
Classify spleen size by craniocaudal length or volume on CT/MRI/USS and grade splenomegaly severity with differential diagnosis