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18 Cards in this Set
- Front
- Back
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Foregut |
Pharynx -> duodenum |
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Midgut |
Duodenum -> 2/3 of transverse colon 6 weeks - herniates through umbilical ring 10 weeks - contents return and rotate around SMA hindg |
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Hindgut |
2/3 transverse colon -> anal canal above pectinate line |
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Rostal fold doesn't close |
Sternal defects |
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Lateral folds doesn't close |
Gastroschisis = herniation of ab contents through abdominal folds - not covered with peritoneum Omphalocele = herniation through umbilical cord - sealed by peritoneum |
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Caudal fold doesn't close |
Bladder exstrophy |
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Duodenal atresia |
T21 - failure to recanalise |
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Apple peel atresia |
Vascular accident Jejunal Ileal Colonic |
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Pure esophageal atresia |
Gasless abdomen on CXR |
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Pure tracheoesophageal fistula |
H- type Fistula only |
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EA + TEF |
Drooling Choking Vomiting on first feeding Air in stomach - CXR Cyanosis - secondary to laryngospasm Failure to pass nasogastric tube into stomach |
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Pyloric stenosis |
Hypertrophy of pylorus = obstruction Olive mass - epigastric region - palpable Nonbilious projectile vomiting Surgical incision = TX Firstborn males most often |
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Pancreas |
From foregut |
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Ventral buds |
Pancreatic head Main pancreatic duct Uncinate process |
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Dorsal bud |
Body Tail Isthmus Accessory pancreatic duct |
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Annular pancreas |
Ventral bud ab encircles second part of duodenum Ring of tissue May cause duodenal narrowing |
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Pancreatic divisium |
Ventral and dorsal parts fail to fuse 8 weeks |
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Spleen |
In mesentery of stomach Mesodermal Supplied by foregut - celiac artery |
