<prompt> A 2-year-old male has developmental delay kinke hair and weak muscle tone. What is the diagnosis?Wilsons diseaseMenkes diseaseZinc deficiencyCerebral palsy  <response>: ANS. BMenkes disease, also known as Menkes syndrome, is an X-linked recessive disorder that affects copper levels in the body, leading to copper deficiency ATB 7A gene on chromosome 13.Signs and symptoms of this disorder include:1. Weak muscle tone hypotonia2. Sagging facial features3. Seizures4. Intellectual disability and developmental delay5. Brittle hair6. Metaphyseal widening.Menkes diseaseImage of zinc deficiency acrodermatitis enteropathica 