N5315 - Advanced Pathophysiology - Cardiomyopathies and Heart Failure (Lecture) questions with computer solutions

N5315 - Advanced Pathophysiology - Cardiomyopathies and Heart Failure (Lecture) questions with computer solutions Tend to result from the neurohormonal responses to ischemic heart disease or hypertension - Correct Answers Cardiomyopathies tend to result from what? Infectious disease, toxins, systemic connective tissue disorders, nutritional deficiencies, and infiltrative disorders - Correct Answers What are other causes of cardiomyopathies? Affect the myocardium layer of the heart impairing contractility or restricting blood flow through the heart - Correct Answers What do the pathological consequences of cardiomyopathies affect? 3 - Correct Answers How many types of cardiomyopathies are there? Dilated (DCM); Hypertrophic (HCM); Restrictive - Correct Answers What are the 3 types of cardiomyopathies? Dilated (DCM) - Correct Answers Which cardiomyopathy is characterized by a dilated left ventricle? A worn out ballon; a balloon which has become over stretched and can no longer hold its normal shape - Correct Answers What can you compare Dilated (DCM) cardiomyopathy to? Unable to contract sufficiently - Correct Answers What is a dilated ventricle unable to do? Volume overload and pulmonary edema - Correct Answers What do people with DCM have difficulty with? Fatigue, dyspnea, S3 heart sound - Correct Answers What are the clinical manifestations of DCM? Ischemia secondary to MI - Correct Answers DCM is most often caused by what? Valvular heart disease, diabetes, renal failure, hyperthyroidism, alcohol use (thiamine deficiency which decreases ATP production), cocaine use, peripartum complications, genetic disorders, infection such as Coxsackle B virus, hemochromatosis, and doxorubicin