Carpal Bones/abnormalities; Limb Deformities, Congenital/diagnostic imaging; Radius/abnormalities; Thumb/abnormalities; Abnormalities, Drug-Induced/diagnosis; Abnormalities, Multiple/diagnosis; Abnormalities, Multiple/genetics; Amniocentesis; Amniotic Band Syndrome/complications; Amniotic Band Syndrome/diagnosis; Anal Canal/abnormalities; Carpal Bones/diagnostic imaging; Chorionic Villi Sampling; Congenital Bone Marrow Failure Syndromes/complications; Congenital Bone Marrow Failure Syndromes/diagnosis; Congenital Bone Marrow Failure Syndromes/genetics; Diagnosis, Differential; Esophagus/abnormalities; Fanconi Anemia/complications; Fanconi Anemia/diagnosis; Fanconi Anemia/genetics; Female; Genetic Testing; Heart Defects, Congenital/complications; Heart Defects, Congenital/diagnosis; Heart Defects, Congenital/genetics; Heart Septal Defects, Atrial/complications; Heart Septal Defects, Atrial/diagnosis; Heart Septal Defects, Atrial/genetics; Humans; Kidney/abnormalities; Limb Deformities, Congenital/complications; Limb Deformities, Congenital/diagnosis; Limb Deformities, Congenital/genetics; Lower Extremity Deformities, Congenital/complications; Lower Extremity Deformities, Congenital/diagnosis; Lower Extremity Deformities, Congenital/genetics; Microarray Analysis; Pregnancy; Radius/diagnostic imaging; Spine/abnormalities; Thrombocytopenia/complications; Thrombocytopenia/diagnosis; Thrombocytopenia/genetics; Thumb/diagnostic imaging; Trachea/abnormalities; Trisomy 13 Syndrome/complications; Trisomy 13 Syndrome/diagnosis; Trisomy 13 Syndrome/genetics; Trisomy 18 Syndrome/complications; Trisomy 18 Syndrome/diagnosis; Trisomy 18 Syndrome/genetics; Ultrasonography, Prenatal; Upper Extremity Deformities, Congenital/complications