For permanent partial disability due to organic heart disease, the disability of the whole body is set forth in subpart 2.
The following ratings may be applied only after a compilation of a patient's complete history and a physical examination. Testing must include chest X-ray and electrocardiogram. The testing may include echocardiography, exercise testing, and radionuclide studies.
The following table sets forth symptoms of organic heart disease. The percentage of disability of the whole body is determined by the symptoms present.
Organic Heart Disease Schedule
Percentage Disability of Whole Body | 10 percent | 30 percent | 60 percent | 85 percent |
Organic Heart Disease | Present | Present | Present | Present |
Symptoms | Not present | Not present at rest | Not present at rest | Present at rest |
Level of activity causing symptoms | No symptoms from usual activities of daily living, including such activities as stair- or hill-climbing, and walking | No symptoms from usual activities of daily living | Symptoms from a one or more block walk or from climbing stairs. Symptoms also from activities of daily living | Worsening of symptoms with any activity |
Level of unusual activity causing symptoms | No symptoms from walking quickly, recreation, hill- or stair-climbing, arm-work, and similar activities | Symptoms from hill- or stair-climbing, walking quickly, arm-work, or recreation | Symptoms from emotional stress, walking quickly, and similar activities | May be present at rest or may awaken patient |
Signs of heart failure | No | No | Relieved by therapy | Not usually relieved by therapy |
Signs of symptoms of angina | No | With prolonged or severe exertion | With mild exertion | Rest or nocturnal symptoms |
Objective tests of functional status | Ischemic S-T segment changes of at least 1 mm at or before stage 3 of a Bruce protocol exercise test, or diagnostic ischemic changes at a level of 7 METS or less in a nuclear isotope exercise study | Ischemic S-T segment changes of at least 1 mm at or before stage 2 of a Bruce protocol exercise test, or diagnostic ischemic changes at a level of 4 METS or less in a nuclear isotope exercise study | Ischemic S-T segment changes of at least 1 mm at or before stage 1 of a Bruce protocol exercise test, or diagnostic ischemic changes at a level of 2 METS or less in a nuclear isotope exercise study | Diagnostic ischemic S-T segment changes of at least 1 mm on resting electro-cardiogram |
Minn. R. agency 151, ch. 5223, pt. 5223.0190
Statutory Authority: MS s 176.105