What is the most common cause of genetic mental retardation?
Characteristic clinical findings in Phenylketonuria: No answer _____

Medium chain acyl-CoA dehydrogenase (MCAD) deficiency may present in infancy or early childhood with _____, hyperammonemia, lethargy, seizures, coma, and liver dysfunction
Homocystinuria typically presents with subluxation of the lenses _____ and inward (direction)
Zellweger Syndrome is an _____ leukodystrophy caused by defective peroxisome biogenesis
Hint: inheritance
_____ syndrome is due to a mutation in the WASp gene
The abnormality of _____ syndrome is arterio-hepatic dysplasia
Type II tyrosinemia will present with features such as _____ and palmoplantar keratoderma/plaques
The majority of cases of _____ syndrome are caused by de novo mutations in meCP2
Van der Hoeve syndrome consist of the triad of _____, Otosclerosis and Blue sclera
Chromosomal Disorders
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Disorders of Amino Acid Metabolism
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Disorders of Carbohydrate Metabolism
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Disorders of Lipid Metabolism
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Genetic Counseling
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Genetic Testing in Pediatrics
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Inborn Errors of Metabolism
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Lysosomal Storage Diseases
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Mitochondrial Disorders
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Multifactorial Inheritance Disorders
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Newborn Screening
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Single Gene Disorders
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These Genetic and Metabolic Disorders flashcards are designed for USMLE Psychiatry preparation, using active recall to help you retain high-yield concepts, clinical correlations, and commonly tested facts. Each card prompts you to retrieve information from memory rather than passively reviewing notes, which research shows leads to significantly better exam performance.
The 109 cards in this deck cover the most important topics in Genetic and Metabolic Disorders, including key mechanisms, diagnostic criteria, treatment protocols, and clinical pearls that frequently appear in USMLE examinations. Cards are organised by chapter so you can focus on specific areas or work through the entire topic systematically.
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