Copyright: ©Author(s) 2026.
World J Methodol. Jun 20, 2026; 16(2): 111025
Published online Jun 20, 2026. doi: 10.5662/wjm.v16.i2.111025
Published online Jun 20, 2026. doi: 10.5662/wjm.v16.i2.111025
Table 2 Symptoms and complications in 95 patients with levothyroxine toxicity from published case reports and series1
| Variable | Frequency (%) |
| Tachycardia | 37 (38.95) |
| Confusion | 22 (23.16) |
| Fever | 18 (18.95) |
| Tremors | 13 (13.68) |
| Palpitations | 12 (12.63) |
| Diarrhea | 10 (10.53) |
| Vomiting | 8 (8.42) |
| Heat intolerance | 7 (7.37) |
| Sweating | 6 (6.32) |
| Shortness of breath | 6 (6.32) |
| Atrial fibrillation | 5 (5.26) |
| Dizziness | 4 (18.18) |
| Weight loss | 3 (3.16) |
| Periodic paralysis | 3 (3.16) |
| Bradycardia | 2 (2.11) |
| Heart failure | 2 (2.11) |
| Ophthalmopathy | 1 (1.05) |
| In-hospital mortality | 1 (1.05) |
- Citation: Ata F, Khan HA, Kashif A, Khan AA, Fawad R, Younas HW, Ahmed B, Javed H. Clinical insights into levothyroxine overdose: A systematic review. World J Methodol 2026; 16(2): 111025
- URL: https://www.wjgnet.com/2222-0682/full/v16/i2/111025.htm
- DOI: https://dx.doi.org/10.5662/wjm.v16.i2.111025