Answer to Question 1
2, 5
A positive bruit and palpable thrill indicate potential site patency. Blood pressure and a dry dressing do not assess circulation to the shunt. Good skin turgor does not indicate good circulation through the shunt. A pulse present distal to the site is a normal finding that does not indicate site patency.
Answer to Question 2
1
Acromegaly is caused by a hypersecretion of the pituitary growth hormone over a long period. This hypersecretion causes a coarsening of the features, including soft tissue overgrowth such as the tongue. Shoes and rings may no longer fit due to tissue and bone overgrowth. In children, hypersecretion of growth hormone causes gigantism. Cretinism and Graves' disease are caused by a thyroid hormone imbalance.