Free clinical tools, built for the bedside.
A growing library of fast, evidence-based calculators, checklists and references from the Nobilis Institute of Cardiometabolic Excellence. Open access — no login required.
CHA₂DS₂-VASc
Stroke risk in non-valvular atrial fibrillation — guides anticoagulation.
Wells score — DVT
Pre-test probability of deep vein thrombosis.
Wells score — PE
Pre-test probability of pulmonary embolism.
CURB-65
Severity & disposition in community-acquired pneumonia.
qSOFA
Quick bedside screen for poor outcome in suspected infection.
Child-Pugh
Severity of chronic liver disease / cirrhosis prognosis.
MELD-Na
90-day mortality in end-stage liver disease / transplant priority.
GRACE ACS Risk
In-hospital mortality risk in acute coronary syndrome.
HEART Score
6-week MACE risk in chest-pain patients in the ED.
ASCVD 10-year Risk
2013 Pooled Cohort Equations — 10-year atherosclerotic CVD risk (ages 40–79).
Photo ECG Analyzer
Upload a photo of an ECG for a structured, AI-assisted educational read.
Photo ABG Interpreter
Upload a photo of an arterial blood gas report for a stepwise AI interpretation.
IV Thrombolysis Checklist
Interactive 2026 AHA/ASA IV thrombolysis inclusion & exclusion checklist for acute ischaemic stroke.
Poison → Antidote Reference
Quick-reference table of common poisons and their antidotes.
The IM Resident Manual
A practical internal-medicine companion — protocols, dosing, ward pearls.