Complications of the 57 CHs
| All CH n=57 | RICH n=22 | NICH n=22 | PICH n=13 | |
| Early complications | ||||
| Ulceration, n (%) | 6 (11) | 1 | 0 | 5 |
| Haemorrhage, n (%) | 1 (2) | 0 | 0 | 1 |
| Thrombocytopenia, n (%) | 2 (4) | 1 | 0 | 1 |
| Heart failure, n (%) | 2 (4) | 1 | 0 | 1 |
| Late complications during follow-up | ||||
| Pain, n (%) | 16 (28) | 2 | 9 | 5 |
| Superficial thrombosis, n (%) | 3 (5) | 1 | 1 | 1 |
| Necrosis, n (%) | 2 (4) | 1 | 1 | 0 |
| Other complication, n (%) | 5 (9) | 2 | 1 | 2 |
CHs, congenital haemangiomas; NICH, non-involuting congenital haemangioma; PICH, partially involuting congenital haemangioma; RICH, rapidly involuting congenital haemangioma.