1. Dr.Willow has ordered that Annabelle Halverson, a 45-year-old womanundergoing a routine physical, have a screening test for occultblood in the feces. Identify and discuss conditions thatmight cause occult blood to appear in feces. Describe thespecial preparation necessary for this test. Whatcircumstances might influence the results?

2. CarolJeffers, a 70-year-old female, is suspected of having cardiacabnormalities. Dr. Brown has ordered an echocardiogram. Discuss how this ultrasound examination is performed and why it isdone. What abnormalities can be identified with thisstudy?

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1 Occult blood in the feces can be caused by conditions such as colorec... View the full answer