How does the Wells Score Calculator work?

Assign points for clinical features: leg swelling, HR >100, respiration >20, hemoptysis, signs of DVT, etc. Then: Calculate total score Then: Score 0-1 (low), 2-6 (intermediate), or 7+ (high) PE probability.

Can you give an example of how to use the Wells Score Calculator?

Example: Input Sudden dyspnea +3, HR 110 +1.5, no leg signs, CXR normal gives a result of Wells ≈ 4.5 (intermediate risk) (Consider D-dimer).

Is the Wells Score Calculator free to use?

Yes — completely free with no registration, download, or subscription required. All calculations happen instantly in your browser.

How accurate is the Wells Score Calculator?

Our Wells Score Calculator uses verified mathematical formulas and is accurate to multiple decimal places. Results are calculated in real-time using the same methods used by professionals.

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Wells Score Calculator

Wells Score (DVT)

Calf swelling >3cm (3)

Pain on deep palpation (3)

Entire leg swelling (4)

Pitting edema (4)

Collateral veins (2)

Recent immobilization (1)

Wells score estimates pulmonary embolism (PE) probability based on clinical findings. It helps guide diagnostic testing decisions.

Difficulty:intermediate

References

›Wells Score — Wikipedia

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Wells Score Calculator

Wells Score (DVT)

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Wells Score (DVT)