Case Report
Challenging Case of Ectopic ACTH Secretion from Prostate Adenocarcinoma
Table 1
Investigations done during his 2nd admission.
| | Renal panel | Value (normal range) |
| | Urea | 3.9 (2.7–6.9 mmol/L) | | Sodium | 143 (136–146 mmol/L) | | Potassium | 2.5 (3.6–5.0 mmol/L) | | Chloride | 94 (100–107 mmol/L) | | Bicarbonate | 36 (19.0–29.0 mmol/L) | | Creatinine | 41 (37–75 umol/L) | | Estimated glomerular filtration rate | >90 (mL/min/1.73 m2) | | 24-hour urine potassium | 86 mmol/L |
| | Hormonal workup | | Plasma renin activity | <0.6 (0.6–3.0 ng/mL/h) | | Aldosterone | <4.0 (≤21 ng/dL) | | 8 am cortisol | 1229 nmol/L | | Free thyroxine | 5.5 (10–20 pmol/L) | | Thyroid stimulating hormone | 0.378 (0.4–4.0 mIU/L) |
| | Others | | Prostate-specific antigen | 89 (0.0–4.0 ug/L) | | HbA1c | 9.0% |
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