Fig. 1Flow chart showing the disposition of patients with adrenal insufficiency (AI) in the study. ACTH, adrenocorticotropic hormone.
Table 1Demographic and Clinical Characteristics of Patients with Central Adrenal Insufficiency
![enm-32-83-i001.jpg]()
Characteristic |
Patients with central AI (n=183) |
Female sex |
124 (67.8) |
Age, yr |
66.66±13.41 |
WBC, /µL |
9,131.13±5,028.38 |
Hemoglobin, g/dL |
11.37±2.03 |
Hematocrit, % |
33.58±5.85 |
Platelet, /µL |
224.66±95.54 |
Na, mmol/L |
133.59±7.34 |
K, mmol/L |
3.98±0.64 |
Cl, mmol/L |
100.89±6.81 |
BUN, mg/dL |
21.30±16.28 |
Cr, mg/dL |
1.29±1.87 |
Glucose, mg/dL |
121.89±52.67 |
ACTH, pg/mL |
10.06±21.75 |
Cortisol, µg/dL |
3.46±3.56 |
Hypertension |
94 (51.4) |
Diabetes |
62 (33.9) |
Respiratory disease |
35 (19.1) |
Thyroid disease |
34 (18.6) |
Rheumatic disease |
22 (12.0) |
Osteoporosis |
22 (12.0) |
Hyperlipidemia |
21 (11.5) |
Table 2Reasons for the Blood Test and the Symptoms Present at the Time the Test Was Conducted
![enm-32-83-i002.jpg]()
Variable |
Patients with central AI (n=183) |
Suspicious symptoms |
55 (30.0) |
Steroid history |
43 (23.5) |
Hyponatremia |
39 (21.3) |
After adrenalectomy |
5 (2.7) |
Pituitary disease |
2 (1.1) |
Patients already diagnosed (follow-up) |
39 (21.3) |
General weakness |
123 (67.2) |
Loss of appetite |
49 (26.8) |
Arthralgia |
44 (24.0) |
Fever |
33 (18.0) |
Dehydration |
27 (14.8) |
Nausea, vomiting |
21 (11.5) |
Dizziness |
18 (9.8) |
Abdominal pain |
12 (6.6) |
Dry skin, itching |
8 (4.4) |
Weight loss |
4 (2.2) |
Decreased libido |
1 (0.5) |
Alopecia |
1 (0.5) |
Excessive skin pigmentation |
0 |
Table 3History and Reason for Steroid Medication Use in Patients with Central Adrenal Insufficiency
![enm-32-83-i003.jpg]()
Variable |
Value |
History of steroid medication |
|
Oral intake |
86 (87.8) |
Injection |
12 (12.2) |
Causes of steroid medication use |
|
Joint disease |
46 (46.9) |
Dermatological disease |
8 (8.2) |
Hemato-oncologic disease |
7 (7.1) |
Gout |
4 (4.1) |
Kidney disease |
4 (4.1) |
Hepatobiliary-pancreatic disease |
4 (4.1) |
Others |
9 (9.2) |
Unknown |
16 (16.3) |
Table 4Hormone Replacement Therapy in Patients with Adrenal Insufficiency
![enm-32-83-i004.jpg]()
Variable |
Patients with central AI (n=183) |
Daily dosage of hydrocortisone, mg |
|
5.0 |
1 (0.8) |
7.5 |
1 (0.8) |
10.0 |
24 (18.3) |
15.0 |
17 (13.0) |
20.0 |
30 (22.9) |
30.0 |
58 (44.2) |
Daily frequency of hydrocortisone |
|
Twice a day |
103 (78.6) |
Once a day |
28 (21.4) |
Daily dosage of prednisolone, mg |
|
2.5 |
1 (2.0) |
5.0 |
17 (34.0) |
7.5 |
13 (26.0) |
10.0 |
10 (20.0) |
15.0 |
6 (12.0) |
20.0 |
3 (6.0) |
Daily frequency of prednisolone |
|
Twice a day |
19 (38.0) |
Once a day |
31 (62.0) |
Table 5Causes of Adrenal Crisis and Intercurrent Illness
![enm-32-83-i005.jpg]()
Variable |
Adrenal crisis (n = 10) |
Intercurrent illness (n = 4) |
Infectious disease |
7 (70.0) |
1 (25.0) |
Cessation of medication |
2 (20.0) |
2 (50.0) |
Surgical stress |
0 |
1 (25.0) |
Severe illness |
1 (10.0) |
0 |