Final answer:
Knock-knee accompanied by short stature in a 9-year-old child can be considered abnormal and may signify an underlying condition or disorder.
Step-by-step explanation:
Knock-knee accompanied by short stature in a 9-year-old child can be considered abnormal.
Normal conditions would typically entail normal bone formation and growth, resulting in average height for a child of that age.
However, if a child has abnormal bone formation and a shorter stature, it may signal an underlying condition or disorder that needs to be evaluated by a medical professional.