A skin specialist is a "dermatologist".
Acne is the medical term meaning inflammation of the sebaceous follicles.
Acne
A gerontologist is a specialist in the treatment of the elderly.
A neonatologist is a specialist in the care of the newborn.
A vocal specialist is called a Speech Therapist
A neonatologist is a specialist in the care of newborns.
Myologist is the term meaning specialist in the study of muscles, but an orthopedist is the typical specialist physician who treats muscle problems.
neurologist
The most extreme form is called severe cystic acne.
Acne is the medical term meaning the condition of pimples. Pimples may be pustules, papules, or comedones.
A cardiologist.
Psychiatrist