Addison’s Disease Presenting as Acute Renal Failure and Hyperkalemic Paralysis: A Rare Presentation

Table 1

Laboratory values.

Test	At admission	Day 3	Day 5	At discharge	6-month follow-up	Normal reference values
Glucose (mg/dl)	76	143	109	97	99	59–140
BUN (mg/dl)	32	25	28	23	14	7–21
Creatinine (mg/dl)	1.7	1.5	1.1	1	1.22	0.5–1.3
Serum sodium (mmol/l)	124	132	138	135	137	135–145
Serum potassium (mmol/l)	8.8	5.3	4	3.8	4.5	3.5–5
Serum chloride (mmol/l)	99	99	103	99	100	93–105
Serum CPK (IU/l)	280	1318				59–367
Serum osmolality (mosm/kg)	289					275–295
Renin (direct) (pg/ml)	>1500				47.1	<33
Plasma ACTH (pg/ml)	261		91.9			7.2–63.3
Serum cortisol (μg/dl)	<0.4					6.7–27.6
Serum aldosterone (ng/dl)	2.8					<23
Serum TSH (mIU/l)	3.7					0.4–4
Urine osmolality (mosm/kg)	445			628		500–800
Urine sodium (mmol/l)	97			62
Urine potassium (mmol/l)	19			50

BUN: blood urea nitrogen; CPK: creatinine phosphokinase; units are given in parentheses.