Immediate and late complications of thyroidectomy performed in 2010, by the type of thyroid diagnosis, Sniiram, France
| Cancer | Benign nodule | Multiple nodules and goitre | Cancer/ benign nodule ratio | Cancer/ goitre ratio | |
|---|---|---|---|---|---|
| N=5979 | N=7270 | N=13 350 | |||
| Immediate complications | |||||
| During the hospitalisation | |||||
| Mean length of stay >3 days | 42% | 29% | 39% | 1.4 | 1.1 |
| Compressive haematoma | 0.4% (n=25) | 0.3% (n=23) | 0.4% (n=52) | 1.3 | 1.0 |
| Mortality | 0.2% (n=14) | 0.0% (n=0) | 0.0% (n<10) | − | − |
| One-month mortality | 0.3% (n=19) | 0.0% (n<10) | 0.1% (n=10) | − | − |
| Late complications | |||||
| Severe complications* | 1.4% (n=84) | 0.4% (n=32) | 0.6% (n=86) | 3.5 | 2.3 |
| Other complications during the first year | |||||
| At least 2 ear-nose-throat specialist consultations | 15% | 13% | 11% | 1.2 | 1.3 |
| At least 1 speech therapy session | 8.8% | 4.1% | 6.5% | 2.1 | 1.4 |
| Testing for recurrent laryngeal nerve injury† | 2.3% (n=137) | 1.2% (n=90) | 1.2% (n=164) | 1.9 | 1.9 |
| At least 1 of these complications | 23% | 17% | 17% | 1.3 | 1.3 |
| Hypoparathyroidism complications | |||||
| At least 3 serum calcium assays and at least 3 deliveries of calcium supplements‡ | 5.7% | 1.0% | 3.5% | 5.7 | 1.6 |
| Readmission for hypoparathyroidism | 0.2% (n=11) | 0% (n=0) | 0% (n=0) | − | − |
| At least 1 hypoparathyroidism complication | 5.8% | 1.0% | 3.5% | 5.8 | 1.7 |
| At least 1 complication or hypoparathyroidism | 27% | 18% | 20% | 1.5 | 1.3 |
| Other readmissions for—thyroid disorders | 6.4% | 1.4% | 2.2% | 4.6 | 2.9 |
| Hypercalcaemia | 1.2% (n=71) | 0.1% (n<10) | 0.1% (n=18) | − | − |
Italics denotes the percentage of patients with hypoparathyroidism or a complication of hypoparathyroidism as renal lithiasis.
*Tracheobronchial stent, tracheotomy, arytenoidectomy, etc.
†Laryngeal function tests, indirect laryngoscopy, etc.
‡During the 4th to the 12th month after thyroidectomy.