56-year-old man 

with MRI suggestive of [[pituitary macroadenoma]] with campimetric alteration and [[panhypopituitarism]]. 

Admitted from the [[emergency room]] due to severe [[hypokalemia]]. He has reported for 1 month clinical symptoms of asthenia, generalized weakness, postprandial food vomiting with weight loss of around 12kg, usual weight 92kg. For 15 days it has been accompanied by a progressive holocranial [[headache]] with presyncopal episodes (sweating, dizziness and feeling of loss of consciousness). He also reported frequency with unquantified polyuria, nocturia up to 8 times each night, without associated voiding syndrome. 
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[[Ischemic cardiomyopathy]] with  [[Cardiac resynchronization therapy]] with a [[pacemaker]] (CRT-P)

[[Hyperthyroidism]]