Table 2
Infants with abnormal thyroid function tests following cardiac catheterisation or surgery
| Diagnosis | Catheterisation age (days) | Surgery age (days) | 2-150Age (days) | T4 (nmol/l) (lowest) | TSH mIU/l (highest) | Follow up |
|---|---|---|---|---|---|---|
| VSD | 15 | 25 | 117.1 | 69 | Normal at 55 days | |
| TGA | 1 | 2 | 15 | 139.0 | 89 | Lost to follow up |
| Coarctation | 2, 10, 57 | 4, 59 | 15 | 82.3 | 60 | Normal at 63 days |
| PS | 2 | 14, 15 | 15 | 82.3 | 63 | Normal at 37 days |
| PS | 2 | 7, 14 | 4 | 51.5 | 27.9 | Normal at 22 days |
| Coarctation | 2 | 5 | 26 | 48.9 | >200 | Treatment for 10 months |
| TOF | 2 | 9 | 27.0 | 110 | Treatment for 6 months |
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↵2-150 Age at which disturbed thyroid function first noted;PS pulmonary stenosis; PA pulmonary atresia; TGA transposition of great arteries; VSD ventricular septal defect; TA tricuspid atresia;TOF tetralogy of Fallot; ASD atrial septal defect; AV fistula-arteriovenous fistula.
