calculator · 1 min
Mean Arterial Pressure
Estimate MAP from systolic and diastolic blood pressure.
Emergency medicine
Built for clinical momentum
Clinical answers.
Five minutes or less.
Practical calculators, concise playbooks, and documentation aids for clinicians who need a clear next step—not another long article.
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Reviewed clinical utility
15Live calculators
02Reviewed playbooks
00Patient identifiers stored
Formula, assumptions, source, and review date stay attached.
Start with the task
Useful before you sign up.
calculator · 2 min
QTc
Compare four heart-rate corrections for a measured QT interval.
Cardiology
calculator · 2 min
Creatinine Clearance
Estimate creatinine clearance with the Cockcroft-Gault equation.
Internal medicine
calculator · 2 min
Corrected Sodium
Adjust serum sodium for hyperglycemia with visible assumptions.
Emergency medicine
Safety in the interface
Units, assumptions, scope, references, and review dates stay attached to the result.
Designed for clinicians
Dense enough for work. Clear enough for a five-minute clinical question.
Reference-backed
Clinical reasoning is concise, reviewable, and explicit about its limits.
The 5-Minute Clinical Brief
One useful clinical move. Every week.
A concise sequence of reference-backed ideas, tool discoveries, and habits for your next clinical question.
Built for clinicians. No noise.