Fluid_Electrolyte_cases_Bb_2012 (1)

Marked weakness developed suddenly on the morning of

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marked weakness developed suddenly on the morning of admission. He was unable to weight bear & had to slide himself along the floor to call a neighbor. He was brought in by ambulance. Until 3 weeks ago, the pt had been healthy w/ no known medical problems, when he suffered a small MI. On that was started on enalapril 20 mg BID, metoprolol 50 mg BID, pravastatin 20 mg QD, ASA 81 mg QD & clopidogrel 75 mg QD.
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Case 7 On arrival in the ED, the pt complained of severe, bilateral weakness in the lower extremities greater than upper, lower extremity numbness, tingling, & nausea. VS: 154/83-67-20 36.3 PE: unremarkable except mild abdominal tenerness Labs: 127 / 94 / 31 95 7.2 / 15 / 1.5 An EKG was ordered:
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Question: A 60 year old Caucasian male with a history of myocardial infarction presents to your clinic with a 2 week history of progressive shortness of breath and swelling of bilateral lower extremities. What fluid and/or electrolyte disorder(s) would you expect to find? A) Edema B) Hypernatremia C) Hypo calcemia D) All of the above
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What is the degree of edema? 1+ 2+ 3+ 4+
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Question: An anxious appearing 52 year old African-American female presents to the ED complaining of mild chest pain for the past few hours. When asked she also acknowledges feeling unusually tired. What fluid or electrolyte disorder might you expect to find? A) Potassium B) Magnesium C) Calcium D) Free water
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marked weakness developed suddenly on the morning of...

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