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I have a symptom

I know the diagnosis

Orthopedic Injuries

Fractures & dislocations

Clinical calculators

Billing code lookup

Interpretation guide

Bedside ultrasound

Step-by-step guides

ACLS / PALS / NRP

Articles & updates

In-depth clinical reviews

Menu

I have a symptom

I know the diagnosis

Orthopedic Injuries

Fractures & dislocations

Clinical calculators

Billing code lookup

Interpretation guide

Bedside ultrasound

Step-by-step guides

ACLS / PALS / NRP

Articles & updates

In-depth clinical reviews

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CalculatorsShock Index (SI)

Critical CareFormula

Shock Index (SI)

Simple ratio of heart rate to systolic blood pressure to screen for occult shock.

Parameters

Heart Rate(bpm)

Systolic Blood Pressure(mmHg)

Awaiting input

Fill in the parameters to see your result