2025 ICD-10-CM code I09.0
(Active) Effective Date: N/A Revision Date: N/A Deletion Date: N/A Diseases of the circulatory system - Other rheumatic heart diseases IX: Diseases of the circulatory system Feed
Rheumatic myocarditis is an inflammation of the heart muscle caused by rheumatic fever, a complication of streptococcal infection.
Medical necessity for diagnosis and management of rheumatic myocarditis is established by the presence of clinical symptoms and findings consistent with the condition, supported by objective evidence from investigations such as ECG and echocardiography.Treatment is deemed medically necessary to alleviate symptoms, prevent complications, and improve overall cardiac function.
Diagnosis and management of rheumatic myocarditis involves a cardiologist or other healthcare professional specializing in cardiovascular diseases.Treatment may involve medication to manage inflammation, treat infections, or support heart function. In severe cases, surgical interventions might be necessary.
In simple words: Rheumatic myocarditis is a heart condition where the heart muscle becomes inflamed because of rheumatic fever, which happens after a strep throat or scarlet fever. Your body's own immune system mistakenly attacks the heart, causing inflammation and sometimes damage. The severity of the condition can vary.
Rheumatic myocarditis is inflammation of the heart muscle (myocardium) resulting from rheumatic fever, a complication of a previous streptococcal infection (most commonly group A streptococcus).The inflammation is an autoimmune response where the body's immune system mistakenly attacks the heart tissue. This can lead to various degrees of heart muscle damage, impacting its ability to pump blood effectively.The condition can range in severity from mild to life-threatening, depending on the extent of inflammation and resulting damage.Diagnosis involves a combination of physical examination, electrocardiogram (ECG), echocardiogram, and potentially other cardiac investigations.
Example 1: A 10-year-old patient presents with a history of untreated strep throat followed by fever, joint pain, and shortness of breath.Echocardiography reveals signs of myocarditis, and an ICD-10 code of I09.0 is assigned. , A 25-year-old patient with a known history of rheumatic fever experiences recurrent chest pain, fatigue, and palpitations.Cardiac evaluation confirms the presence of rheumatic myocarditis and warrants code I09.0., A 40-year-old patient with a history of rheumatic heart disease presents with worsening heart failure. Examination reveals signs of myocarditis. The physician documents rheumatic myocarditis, prompting the use of I09.0.
* Detailed history of previous streptococcal infection (strep throat, scarlet fever)* Physical examination findings (e.g., heart murmur, signs of heart failure)* Electrocardiogram (ECG) findings* Echocardiogram findings (evidence of myocarditis)* Laboratory test results (e.g., inflammatory markers, throat culture)* Imaging studies if necessary (e.g., cardiac MRI)
** This code is for rheumatic myocarditis only.Other types of myocarditis should be coded using appropriate I51 codes.
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- Specialties:Cardiology
- Place of Service:Inpatient Hospital, Outpatient Hospital, Office