HAS-BLED Score Calculator

Calculate the HAS-BLED score to assess bleeding risk in patients with atrial fibrillation. A precise, accessible, and authoritative tool for healthcare professionals.

Calculate Your HAS-BLED Score

Check if the patient has uncontrolled hypertension.
Check if the patient has abnormal liver or renal function.

Full original guide (expanded)

HAS-BLED Score Calculator

The HAS-BLED score is a tool used to estimate the risk of bleeding in patients with atrial fibrillation. This calculator helps healthcare professionals to quickly assess bleeding risk based on multiple factors.

Results

HAS-BLED Score: 0
Bleeding Risk: Low

Data Source and Methodology

All calculations are based on the HAS-BLED scoring system as described in the scientific literature. For more details, refer to the ESC Guidelines. All calculations are rigorously based on the formulas and data provided by this source.

The Formula Explained

$$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $$

Glossary of Terms

  • Hypertension: Elevated blood pressure.
  • Abnormal Liver/Renal Function: Any significant liver or kidney dysfunction.

Frequently Asked Questions (FAQ)

What is the HAS-BLED score?

The HAS-BLED score is a clinical prediction rule to assess the 1-year risk of major bleeding in patients with atrial fibrillation.

How is the score calculated?

The score is calculated based on several clinical factors including hypertension, liver/renal function, and more.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Formula (extracted LaTeX)
\[\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots\]
\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots
Formula (extracted text)
$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $
Variables and units
  • No variables provided in audit spec.
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn

HAS-BLED Score Calculator

The HAS-BLED score is a tool used to estimate the risk of bleeding in patients with atrial fibrillation. This calculator helps healthcare professionals to quickly assess bleeding risk based on multiple factors.

Calculate Your HAS-BLED Score

Check if the patient has uncontrolled hypertension.
Check if the patient has abnormal liver or renal function.

Results

HAS-BLED Score: 0
Bleeding Risk: Low

Data Source and Methodology

All calculations are based on the HAS-BLED scoring system as described in the scientific literature. For more details, refer to the ESC Guidelines. All calculations are rigorously based on the formulas and data provided by this source.

The Formula Explained

$$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $$

Glossary of Terms

  • Hypertension: Elevated blood pressure.
  • Abnormal Liver/Renal Function: Any significant liver or kidney dysfunction.

Frequently Asked Questions (FAQ)

What is the HAS-BLED score?

The HAS-BLED score is a clinical prediction rule to assess the 1-year risk of major bleeding in patients with atrial fibrillation.

How is the score calculated?

The score is calculated based on several clinical factors including hypertension, liver/renal function, and more.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Formula (extracted LaTeX)
\[\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots\]
\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots
Formula (extracted text)
$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $
Variables and units
  • No variables provided in audit spec.
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn

HAS-BLED Score Calculator

The HAS-BLED score is a tool used to estimate the risk of bleeding in patients with atrial fibrillation. This calculator helps healthcare professionals to quickly assess bleeding risk based on multiple factors.

Calculate Your HAS-BLED Score

Check if the patient has uncontrolled hypertension.
Check if the patient has abnormal liver or renal function.

Results

HAS-BLED Score: 0
Bleeding Risk: Low

Data Source and Methodology

All calculations are based on the HAS-BLED scoring system as described in the scientific literature. For more details, refer to the ESC Guidelines. All calculations are rigorously based on the formulas and data provided by this source.

The Formula Explained

$$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $$

Glossary of Terms

  • Hypertension: Elevated blood pressure.
  • Abnormal Liver/Renal Function: Any significant liver or kidney dysfunction.

Frequently Asked Questions (FAQ)

What is the HAS-BLED score?

The HAS-BLED score is a clinical prediction rule to assess the 1-year risk of major bleeding in patients with atrial fibrillation.

How is the score calculated?

The score is calculated based on several clinical factors including hypertension, liver/renal function, and more.

Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
\[','\]
','
Formula (extracted LaTeX)
\[\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots\]
\text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots
Formula (extracted text)
$ \text{HAS-BLED Score} = \text{Hypertension} + \text{Abnormal Liver/Renal Function} + \ldots $
Variables and units
  • No variables provided in audit spec.
Sources (authoritative):
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
Profile · LinkedIn
Formulas

(Formulas preserved from original page content, if present.)

Version 0.1.0-draft
Citations

Add authoritative sources relevant to this calculator (standards bodies, manuals, official docs).

Changelog
  • 0.1.0-draft — 2026-01-19: Initial draft (review required).