AutoICD API

Chapter 11: Diseases of the Circulatory System

ICD-11 codes BA00-BE2Z

One of the most heavily coded chapters, covering hypertension, heart failure, coronary artery disease, atrial fibrillation, stroke, deep vein thrombosis, and peripheral vascular disease. ICD-11 improves classification of heart failure subtypes and cerebrovascular conditions.

BA00-BA04

Hypertensive diseases

BA20-BA2Z

Hypotension

BA40-BA4Z

Acute ischaemic heart disease

BA40-BA6Z

Ischaemic heart diseases

BA50-BA5Z

Chronic ischaemic heart disease

BA81-BA8Z

Diseases of coronary artery

BB00-BB0Z

Pulmonary heart disease or diseases of pulmonary circulation

BB20-BB2Z

Pericarditis

BB40-BB4Z

Acute or subacute endocarditis

BB60-BB6Z

Mitral valve disease

BB60-BC0Z

Heart valve diseases

BB70-BB7Z

Aortic valve disease

BB80-BB8Z

Tricuspid valve disease

BB90-BB9Z

Pulmonary valve disease

BC40-BC4Z

Diseases of the myocardium or cardiac chambers

BC60-BC9Z

Cardiac arrhythmia

BC70-BC7Z

Ventricular rhythm disturbance

BC80-BC8Z

Supraventricular rhythm disturbance

BD10-BD1Z

Heart failure

BD30-BD5Z

Diseases of arteries or arterioles

BD40-BD4Z

Chronic arterial occlusive disease

BD70-BD7Z

Diseases of veins

BD90-BD9Z

Disorders of lymphatic vessels or lymph nodes

BE10-BE1F

Postprocedural disorders of circulatory system

Frequently Asked Questions

What ICD-11 codes are in Chapter 11?

Chapter 11: Diseases of the Circulatory System covers ICD-11 codes BA00-BE2Z. It contains 24 code blocks with 158 top-level categories.

What conditions does ICD-11 Chapter 11 cover?

One of the most heavily coded chapters, covering hypertension, heart failure, coronary artery disease, atrial fibrillation, stroke, deep vein thrombosis, and peripheral vascular disease. ICD-11 improves classification of heart failure subtypes and cerebrovascular conditions. This chapter includes codes from BA00-BE2Z.

How is ICD-11 Chapter 11 different from ICD-10?

ICD-11 reorganized many chapters compared to ICD-10. Chapter 11 (Diseases of the Circulatory System) may include conditions that were in different ICD-10 chapters, and some conditions previously here may have moved. ICD-11 also adds new chapters for sleep-wake disorders, sexual health, and traditional medicine that did not exist in ICD-10.

How many code blocks are in ICD-11 Chapter 11?

Chapter 11 has 24 code blocks: BA00-BA04 (Hypertensive diseases), BA20-BA2Z (Hypotension), BA40-BA4Z (Acute ischaemic heart disease), BA40-BA6Z (Ischaemic heart diseases), and 20 more.

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