Psychiatry Child Psychiatry 83180a36 A patient with IQ 30 will be diagnosed with: A Mild mental retardation B Moderate mental retardation C Severe mental retardation D Profound mental retardation High-Yield Explanation Normal 90-109 Borderline 70-89 Mild MR 50-69 Moderate MR 35-49 Severe MR 20-34 Profound MR <20