Case Study 2a Mr. E, age 53, has a history of alcoholism and went to his physici

Case Study 2a
Mr. E, age 53, has a history of alcoholism and went to his physician because of recent anorexia, nausea, and diarrhea, as well as heart palpitations and fatigue. He has been taking his diuretic tablet, but not his vitamin and mineral supplement. An ECG and blood tests indicate hypokalemia.
Discussion Questions for Case Study 2a
Discuss the possible factors contributing to his electrolyte imbalance and the rationale for his signs and symptoms.
What are the signs of hypokalemia, and why is it important to identify potassium imbalances quickly?
What is the role of potassium in cardiac function?
Case Study 2b
Ms. R is a 65-year-old woman who spends most of her day sitting on her porch and recovering from a recent surgery involving the removal of suspected cancerous lymph glands in the inguinal area. She is now complaining that her shoes are fitting too tightly, and she has developed poorly healing sores on her legs and ankles. A closer examination also shows distention in her varicose veins. Blood tests reveal a low level of proteins in the plasma.
Discussion Questions for Case Study 2b
Based on the patient history and the signs and symptoms, identify the fluid imbalance the patient is experiencing, and state the rationale for your answer. (See Edema.)
Discuss the four general causes of edema and how they apply in the case of this patient. (See Causes of Edema.)
Discuss the swelling, sores, varicose vein distention, and other effects that edema can have on a patient. (See Effects of Edema.)

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