Tools
Last reviewed 2026-01-06
A1C converter + eAG
Convert A1C between % and mmol/mol with estimated average glucose.
diabeteslabseducation
Add to list
Save to list
No lists yet.
New list
Tools
Tools & calculators
Quick calculations and decision aids for point-of-care visits.
Favorites
Quick access to starred tools.
Star tools to pin them here.
Recently used
Your most recently opened tools.
Open a tool to see it here.
My lists
Group tools into quick reference lists.
Create a list to save tools you use often.
Filter by tag
97 results
Tools
Last reviewed 2026-01-06
ABCD2 score
Early stroke risk score after TIA.
neurostroketriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
ABPM daytime/nighttime averages
Classify ABPM daytime and nighttime averages against guideline thresholds.
cardiobphypertension
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
ACR unit helper
Convert ACR units and interpret albuminuria categories.
renallabsckd
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Acute bacterial sinusitis criteria helper
Identify bacterial sinusitis criteria for antibiotic stewardship.
respiratoryinfectionantibiotics
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Age-adjusted D-dimer threshold
Calculate the age-adjusted D-dimer cutoff (FEU units).
vtelabspe
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Anion gap
Calculate anion gap with optional albumin correction.
labsacid-baseelectrolytes
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
APRI
AST to Platelet Ratio Index for fibrosis risk.
livergirisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
AUDIT (10-item)
Alcohol Use Disorders Identification Test (10-item).
substance-usealcoholscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
AUDIT-C
Alcohol use screening score.
substance-usescreeningalcohol
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Basal insulin titration helper
Dose adjustment guidance based on fasting glucose trends.
diabetesdosingsafety
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
BMI calculator
Body mass index with adult classification bands.
metabolicobesityscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CAGE questionnaire
Brief alcohol screening questionnaire.
substance-usescreeningalcohol
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Canadian C-Spine Rule
Imaging decision rule for alert, stable trauma patients.
mskimagingtrauma
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Canadian TIA Score
7-day stroke risk stratification after transient ischemic attack.
stroketiarisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CANRISK
Diabetes risk questionnaire (Canada).
diabetesscreeningrisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Caprini score (interpretation)
Interpret a pre-calculated Caprini score for VTE prophylaxis risk.
vtesurgeryprophylaxis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CAT score (interpretation)
Interpret a COPD Assessment Test total score.
respiratorycopdsymptoms
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Centor/McIsaac score
Sore throat score for streptococcal likelihood.
infectionprimary-caresore-throat
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CHA2DS2-VASc
Stroke risk score for atrial fibrillation.
cardioatrial-fibrillationstroke
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Child-Pugh score
Cirrhosis severity score using labs and clinical findings.
livergicirrhosis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CIWA-Ar (alcohol withdrawal)
Sum CIWA-Ar item scores to stratify withdrawal severity.
substance-usewithdrawalalcohol
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CKD staging (KDIGO)
Classify CKD by eGFR (G-stage) and albuminuria (A-stage).
renalckdlabs
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Confusion Assessment Method (CAM)
Screen for delirium using CAM feature criteria.
geriatricsdeliriumscreeningcam
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Contraception MEC summary
Quick check for combined hormonal contraception contraindications.
contraceptionwomens-healthscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Corrected calcium (albumin-adjusted)
Albumin-adjusted calcium in mmol/L.
labsrenalelectrolytes
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Corrected sodium (hyperglycemia)
Adjust sodium for hyperglycemia in mmol/L.
labselectrolytesmetabolic
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
COWS (opioid withdrawal)
Clinical Opiate Withdrawal Scale.
substance-usewithdrawalopioids
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CRB-65
Pneumonia severity score without urea.
respiratoryinfectiontriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Creatinine clearance (Cockcroft-Gault)
Estimate creatinine clearance for medication dosing decisions.
renallabsanticoagdosing
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CRP pneumonia decision aid
Optional CRP banding to support pneumonia assessment.
respiratoryinfectiontriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CUDIT-R
Cannabis Use Disorder Identification Test - Revised.
substance-usescreeningcannabis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
CURB-65
Pneumonia severity score for adults.
respiratoryinfectiontriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
DAST-10
Drug Abuse Screening Test (10-item).
substance-usescreeningdrugs
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Date calculator
Add or subtract days to plan follow-up or taper schedules.
utilityplanningprescribing
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
DOAC dosing assistant
Dose guidance for apixaban, rivaroxaban, dabigatran, and edoxaban.
anticoagdosingvte
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
EDD + gestational age
Estimate due date and gestational age from last menstrual period (LMP).
pregnancyobtools
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Edinburgh Postnatal Depression Scale (EPDS)
Postpartum depression screening score.
mental-healthperinatalscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
eGFR (CKD-EPI 2021)
Estimate kidney function using the CKD-EPI 2021 creatinine equation.
renallabschronic
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Epworth Sleepiness Scale (interpretation)
Interpret Epworth total score for daytime sleepiness.
respiratorysleepscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Fagerstrom Test for Nicotine Dependence
Nicotine dependence severity assessment.
substance-usesmokingscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
FeverPAIN score
Sore throat score to estimate likelihood of streptococcal infection.
infectionprimary-caresore-throat
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
FIB-4
Fibrosis-4 index for liver fibrosis risk.
liverriskgi
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
FINDRISC
Finnish Diabetes Risk Score questionnaire.
diabetesscreeningrisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Framingham 10-year CVD risk
Lipid-based 10-year cardiovascular risk estimate.
cardiorisklipids
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
FRAX link-out helper
Checklist of FRAX clinical risk factors before using the official tool.
preventionbonescreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
GAD-2
Two-item anxiety screen.
mental-healthscreeninganxiety
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
GAD-7
Anxiety screening score and severity band.
mental-healthscreeninganxiety
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
GDS-15 (interpretation)
Interpret a Geriatric Depression Scale (15-item) total score.
geriatricsmental-healthscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
GERD alarm features
Checklist of alarm features for urgent evaluation in reflux symptoms.
gitriagereflux
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
H. pylori test-and-treat eligibility
Checklist for non-invasive H. pylori testing in dyspepsia.
giinfectionprimary-care
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
HAS-BLED
Bleeding risk score for patients on anticoagulation.
cardiobleedinganticoag
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
HEART score
Chest pain risk score for short-term major cardiac events.
cardiochest-paintriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
HERDOO2
Recurrence risk tool for women with unprovoked VTE after treatment.
vteanticoagrisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Hestia criteria (outpatient PE)
Checklist to assess outpatient eligibility after PE diagnosis.
vtepetriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Home BP average + classification
Average home blood pressure readings and classify against home BP thresholds.
cardiobpscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Hypoglycemia 15-15 rule
Quick guidance for treating mild hypoglycemia in adults.
diabetessafetypatient-education
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
IIEF-5 (interpretation)
Interpret a completed IIEF-5 erectile dysfunction score.
urologysexual-healthscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
IPSS (BPH symptom score)
International Prostate Symptom Score with severity band.
urologybphsymptoms
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
KFRE (2-variable)
Kidney Failure Risk Equation using age, sex, and eGFR.
renalriskckd
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
KFRE (4-variable)
Kidney Failure Risk Equation using age, sex, eGFR, and ACR.
renalckdrisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Lab unit converter
Convert common lab units between SI and conventional units.
labsutilities
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Low back pain red flags
Checklist for red flags that warrant urgent assessment or imaging.
mskspinetriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
MDQ (bipolar screen) interpretation
Interpret a completed Mood Disorder Questionnaire total score.
mental-healthscreeningmood
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
MELD-Na
Calculate MELD-Na score using bilirubin, INR, creatinine, and sodium.
livergitransplant
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Metabolic syndrome criteria
Count metabolic syndrome criteria based on waist, lipids, BP, and glucose.
metaboliccardiorisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Mini-Cog (interpretation)
Interpret Mini-Cog recall and clock drawing results.
geriatricscognitionscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
mMRC dyspnea scale
Modified Medical Research Council dyspnea grading.
respiratorycopdsymptoms
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
NAFLD Fibrosis Score
Non-invasive fibrosis risk score for NAFLD.
livergirisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
NEXUS C-spine criteria
C-spine imaging decision rule for blunt trauma.
msktraumaimaging
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Ottawa ankle rules
X-ray decision rule for acute ankle/midfoot injuries.
mskimagingtrauma
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Ottawa knee rules
X-ray decision rule for acute knee injuries.
mskimagingtrauma
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
PC-PTSD-5 interpretation
Interpret a PC-PTSD-5 total score.
mental-healthscreeningtrauma
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
PCOS criteria (Rotterdam)
Check if Rotterdam criteria are met after excluding other causes.
womens-healthendocrinediagnosis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Pediatric dehydration scale
Clinical dehydration scale using appearance, eyes, mucosa, and tears.
pediatricsgitriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Pediatric weight-based dosing
Calculate a weight-based dose with max dose checks.
pediatricsdosingsafety
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
PERC rule
Pulmonary embolism rule-out criteria for low-risk patients.
vtepetriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
PHQ-2
Two-item depression screen.
mental-healthscreeningmood
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
PHQ-9
Depression screening score and severity band.
mental-healthscreeningmood
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Pregnancy weight gain targets
Recommended weight gain ranges by pre-pregnancy BMI.
pregnancynutritionpatient-education
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
qSOFA
Quick sepsis-related organ failure assessment flag.
infectiontriagesepsis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
QTc calculator (Bazett + Fridericia)
Calculate QTc using Bazett and Fridericia formulas.
cardioecgsafety
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Revised Geneva score (PE)
Clinical probability score for pulmonary embolism using revised Geneva criteria.
vteperisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Serum osmolality
Calculated serum osmolality from sodium, glucose, and urea.
renallabselectrolytes
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Shoulder dislocation radiography rule
Canadian shoulder rule for when to obtain pre-reduction radiographs.
mskimagingshoulder
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
SIRS criteria
Systemic inflammatory response criteria count.
infectiontriagesepsis
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Smoking pack-year calculator
Pack-year history from packs per day and years smoked.
respiratoryriskscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
STarT Back risk (interpretation)
Interpret STarT Back total and psychosocial subscore.
mskback-paintriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
STOP-Bang
Obstructive sleep apnea screening questionnaire.
respiratorysleepscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Timed Up and Go (TUG)
Falls risk screen using the Timed Up and Go test.
geriatricsfallsscreening
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Uncomplicated UTI checklist
Symptom checklist with exclusions for uncomplicated cystitis.
infectionurinarytriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Vitamin B12 replacement helper
Dose guidance for common B12 replacement scenarios.
nutritionprescribinglabs
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
VTE-BLEED score
Bleeding risk stratification for patients treated for VTE.
vteanticoagbleeding
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Wells score for DVT
Clinical probability score for deep vein thrombosis.
vasculardvtrisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Wells score for PE
Clinical probability score for pulmonary embolism.
vascularperisk
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
Westley croup score
Assess croup severity based on clinical findings.
pediatricsrespiratorytriage
Add to list
Save to list
No lists yet.
New list
Tools
Last reviewed 2026-01-06
YEARS algorithm (PE)
D-dimer thresholds based on YEARS clinical criteria for PE workup.
vtepetriage
Add to list
Save to list
No lists yet.
New list