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Ellis–van Creveld syndrome

an autosomal recessive disorder (see recessive allele) marked by polydactyly (extra fingers or toes); poorly formed hair, teeth, and nails; and dwarfism. Associated abnormalities may include genital anomalies and heart defects. A high incidence of the disorder is seen among the Old Order Amish of Pennsylvania. Also called chondroectodermal dysplasia. [Richard White Bernard Ellis (1902–1966), British physician; Simon van Creveld (1894–1971), Dutch pediatrician]

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Psychology term of the day

February 27th 2024

concrete attitude

concrete attitude

a cognitive style that is directed to specific objects and immediate stimuli. A person who exhibits a concrete attitude tends not to make abstract comparisons and will not usually respond to abstract qualities, concepts, or categories. Compare abstract attitude. [defined by Kurt Goldstein]