Presentation
The patient presented with one week history of difficulty passing urine, constipation and back pain. The patient was found to be in a hyponatremic (sodium of 116), hypo-osomar and euvolaemic state. Serum osmolality was 154mmol/kg (low). Urine osmolality was 189mmol/kg (high). Random urine sodium was 14 mmol/L (high). The suspicion was syndrome of inappropiate antidiuretic hormine release. There were no respiratory symptoms at any stage. There was no history of smoking or family history of cancer.
Patient Data
| Age: | 65 years |
|---|---|
| Gender: | Female |