QUESTIONS WITH SOLUTIONS GRADED A+
◉Differential diagnoses. Answer: Child abuse, debilitating medical
diseases, cerebral palsy, sensory disability, and speech disorder (Lee
et al., 2023)
◉Incidence. Answer: Peaks between 10 and 14 years old (Lee et al.,
2023)
1.5x more prevalent in males versus females (Lee et al., 2023)
◉Etiology. Answer: Genetic- Phenylketonuria, Lesch-Nyhan
syndrome, Fragile X syndrome, and Rett syndrome are all inborn
errors of metabolism that can cause neurodevelopmental defects or
neurodegeneration (Lee et al., 2023)
Environmental- Toxic substances (alcohol, illicit drugs), infectious
agents (rubella, HIV), and uncontrolled maternal medical conditions
(hypertension, asthma, urinary tract infection, pre-pregnancy
obesity, or pre-pregnancy diabetes) (Lee et al., 2023)
◉Prognosis. Answer: Deficits seen in intellectual disability are
permanent (Lee et al., 2023)