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From Embryology Chapter 20

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Word/Teratogen
Definition
Sequence   A pattern of multiple anomalies derived from a single known or presumed structural defect or mechanical factor.  
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Deformation   A mechanical external forces which acts on the embryo.  
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Diabetes Mellitus   Sirenomelia, Macrosomia, TGA, VSD, TOF, Ebstein's Anomaly, PTA,  
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Diethystilbestrol   Adenocarcinomas of the vagina in later life.  
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Thalidomide   Shortened Limbs, Now useful in HIV, Meromelia, Amelia.  
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Dysplasia   Abnormal cell organization  
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Isotretinoia, Retinoic Acid, Vitamin A   Neuropsychological Impairment, NTD  
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Varicella   Skin Scarring, Muscle Atrophy, Hypoplasia of Limbs  
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PKU   Mental Retardation, IUGR, HLHS, VSD  
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Disruptions   Extrinsic breakdown of, or an interference with, an originally normal developmental process  
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Phenytoin (Dilantin, Novophenytoin)   Fetal Hydantoin Syndrome, IUGR, Microcephaly, Mental Retardation  
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Trimethadone   Pre and Post natal developmental delay, V-shaped eyebrows - Is an Anticonvulsants  
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Warfarin (Coumadin)   Stippled Epiphyses. Use Heparin  
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Rubella   Cataracts, Cardiac, Deafness. Pulmonic Stenosis, PDA.  
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Lithium Carbonate   Epstein's anomaly  
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Malformations   Intrinsically abnormal development process  
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Cytomegalovirus   Brain Calcifications, Deafness, Cerebral Palsy  
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FAS   Smooth Philtrum, Thin Upperlip, Narrow Eyes, VSD  
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Polytopic field defect   Pattern of anomalies derived from the disturbance of a single development field  
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Valporic Acid   NTD  
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Syndrome   A pattern of multiple anomalies thought to be pathogenically related. CHARGE, VACTERL/VATER  
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Aminopterin, Methotrexate   NTD, Folic Acid Antagonist, CNS Malformation.  
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Association   A nonrandom occurrence in 2 or more individuals of multiple anomalies not known to be an other.  
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Tetracycline   Teeth Anomalies  
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Toxoplasmosis gondii   Eyes, Ears, Cerebral Calcifications  
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Streptomycin and Dihydrostrptomycin   Deafness  
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Androgens, Progestogen, Progestins, ethisterone, norethisterone   Masculinization of female gonads.  
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