73 years female with metastatic breast cancer, on tamoxifen for 6/12. 2/7 Hx of nausea and thirst. Na+ 155, K+ 5.2, urine osm 137. Has multiple mets including sella turcica. Next most appropriate treatment:

73 years female with metastatic breast cancer, on tamoxifen for 6/12.

1.	73 years female with metastatic breast cancer, on tamoxifen for 6/12. 2/7 Hx of nausea and thirst. Na+ 155, K+ 5.2, urine osm 137. Has multiple mets including sella turcica. Next most appropriate treatment:
A.	Saline
B.	Fluid restriction
C.	Intranasal desmopressin
D.	APD
E.	Demeclocycline
Answer» C. Intranasal desmopressin

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73 years female with metastatic breast cancer, on tamoxifen for 6/12. 2/7 Hx of nausea and thirst. Na+ 155, K+ 5.2, urine osm 137. Has multiple mets including sella turcica. Next most appropriate treatment:

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