423 Other diseases of pericardium 
423.0 Hemopericardium convert 423.0 to ICD-10-CM 423.1 Adhesive pericarditis convert 423.1 to ICD-10-CM 423.2 Constrictive pericarditis convert 423.2 to ICD-10-CM 423.3 Cardiac tamponade convert 423.3 to ICD-10-CM 423.8 Other specified diseases of pericardium convert 423.8 to ICD-10-CM
423.9 Unspecified disease of pericardium convert 423.9 to ICD-10-CM