Table 7 Physical signs/symptoms or complications of achondroplasia in children
n, % reporting sign/symptom or complication | Parent reports by child age | |||||
|---|---|---|---|---|---|---|
 < 12 months (n = 5) | 12 to < 24 months (n = 10) | Total (n = 15) | ||||
Sleep problems (e.g., sleep apnea, snoring) | 4 | 80% | 8 | 80% | 12 | 80% |
Ear infections/fluid in ear | 2 | 40% | 7 | 70% | 9 | 60% |
Spinal issues/spinal stenosis | 4 | 80% | 2 | 20% | 6 | 40% |
Trouble breathing while awake | 2 | 40% | 3 | 30% | 5 | 33% |
Speech issues | 1 | 20% | 3 | 30% | 4 | 27% |
Low stamina/tiring easily | 0 | 0% | 4 | 40% | 4 | 27% |
Sinus issues/congestion | 1 | 20% | 2 | 20% | 3 | 20% |
Acid reflux | 3 | 60% | 0 | 0% | 3 | 20% |
Balance issues/falls | 0 | 0% | 3 | 30% | 3 | 20% |
Hearing problems/loss | 0 | 0% | 2 | 20% | 2 | 13% |
Hydrocephalus | 2 | 40% | 0 | 0% | 2 | 13% |
Pain | 1 | 20% | 1 | 10% | 2 | 13% |
Underweight | 1 | 20% | 1 | 10% | 2 | 13% |
Sweating/hot | 1 | 20% | 0 | 0% | 1 | 7% |
Difficulty swallowing | 1 | 20% | 0 | 0% | 1 | 7% |
Foramen magnum stenosis | 0 | 0% | 1 | 10% | 1 | 7% |