Ovulation Peak Flow Meters Pregnancy Test Stethoscope Thermometer Urinary Infection Phonocardiography General Information Material studied Graphic recording of heart sounds. Reliability of test results Good. Frequently other tests, studies and clinical observations are necessary to establish a precise diagnosis. Patient time for test 30-45 minutes. Before the test Purpose of test Helps in the precise timing of heart sounds.
Helps calculate heart contractions.
Helps diagnose abnormalities in the heart valves and other heart disorders. Commercial laboratory, hospital, doctor's office, outpatient or freestanding surgical facility. Lab technician, nurse, doctor. Risks and precautions None. No changes necessary.