That depends on the special needs of the child which could be: serious medical conditions; emotional and behavioral disorders; difficulties with cognitive functioning; learning disabilities; psychiatric disorders; history of abuse or neglect; medical or genetic risk due to familial mental illness or parental substance abuse. A child with significant special needs will most likely require the care of more than one medical specialist. The child's primary care doctor is usually the pediatrician, who refers the child to other specialists given the child's specific needs. There are a whole range of pediatric medical subspecialists that provide focused care depending on the needs.
A proctologist specializes in hemorrhoids.
a pediatrician is a children's doctor, if that's what you mean.
Hematologist .
pathologist
what is the name of the kind of doctor who specializes in eye disease,i.e. macular degeneration?
Hematoligist
otolaryngologist
A Pulmonologist
An optometrist, ophthalmologist, or an optician.
cardiologist -evangeline chandran
If the injury is to your foot you will want to seek out a podiatrist. That would be a doctor that specializes in foot injuries.
There isn't a specific doctor who specializes in this field of medicine. It will usually depend on what kind of musculoskeletal symptoms you are experiencing. Doctors who are D.O rather than M.D. have special training in the musculoskeletal system as well.