Learning disabilities

Question 1

Prader Willi - inheritance, S+S, linked with what other disorders?

Answer 1

Absence of expression of genes on chromosome 18 Hypotonic infants, FTT Developmental delay, skin picking, obesity Difficulty controlling eating Associated with DM, sleep + respiratory disorders

Question 2

Fragile X - inheritance, S+S

Answer 2

X linked but can cause LD in girls Long face, large ears Delayed language acquisition, visuospatial impairment Behavioural problems Hyperactivity

Question 3

Gilles de la Tourette - pathology, S+S, treatment

Answer 3

Multiple motor tics, at least one vocal tic Dysfunction in frontal cortex, thalamus and basal ganglia Treat with clonidine, risperidone