Characteristics of subjects with IH as part of a hemangioma syndrome compared with isolated IH
| Hemangioma Syndrome (n = 42) | Isolated Superficial IH (n = 53) | P Value | |
|---|---|---|---|
| Age (median) (IQR) (mo) | 2 (3–2) | 2 (3-2) | .53 |
| Female sex (%) (n) | 74% (31) | 86% (46) | .12 |
| Side/location of cutaneous IH (%) (n) | .78 | ||
| Right face only | 45% (19) | 40% (21) | |
| Left face only | 33% (14) | 41% (22) | |
| Bilateral face | 14% (6) | 15% (8) | |
| Other | 7% (3) | 4% (2) | |
| Facial segment (%) (n) | |||
| S1 | 65% (27) | 30% (16) | .002 |
| S2 | 50% (21) | 66% (35) | .14 |
| S3 | 43% (18) | 28% (15) | .19 |
| S4 | 21% (9) | 4% (2) | .010 |
| Multiple facial segments | 57% (24) | 34% (18) | .037 |
| All facial segments | 14% (6) | 0% (0) | .006 |
| Intracranial IH (%) (n) | 45% (19) | 0% (0) | <.001 |
| Paraspinal IH (%) (n) | 12% (5) | 0% (0) | .015 |
| MC enlargement (%) (n) | 67% (28) | 0% (0) | <.001 |
| Posterior fossa abnormality (%) (n) | 48% (20) | 0% (0) | <.001 |
| Cardiovascular abnormalities (%) ((n) | 95% (40) | 0% (0) | <.001 |
Note:—IQR indicates Interquartile range.