Infantile Neurodegeneration-Progressive Spasticity-Intellectual Disability-White Matter Lesions Syndrome, is also known as hpdl-related infantile neurodegeneration-progressive spasticity-intellectual disability-white matter lesions syndrome. An important gene associated with Infantile Neurodegeneration-Progressive Spasticity-Intellectual Disability-White Matter Lesions Syndrome is HPDL (4-Hydroxyphenylpyruvate Dioxygenase Like).