GI Flashcards
Hyperbilirubinemia
Conjugated:
- ALWAYS PATHOLOGIC
- biliary atresia tx tplant
- Dubin-Johnson
- galactosemia
Unconj:
- benign (physiologic peaks 2-3 days, breast milk 3-5 days peaks 2 weeks)
- breastfeeding failure (1st wk, dehydration)
- hemolysis if high in first 24 h
- Gilbert
- Crigler-Najjar
Pyloric stenosis
First born boys 1-2 mo erythromycin
Nonbilious vom
Dx abd us
Tx myotomy
Intussusception
<2 peyer patches >2 meckels (dx tec99 ectopic gastric mucosa, Painless hematochezia) Dx us target sign Tx air enema
Volvulus
Malrotation, bilious emesis
Unstable go to surg
Stable 1) Ng decomp —> 2) IVF —> 3) XR r/o pneumoperitoneum gasless abdomen —> 4) upper GI series=barium swallow corkscrew, then surg
Ligament of treitz on the R
Choanal atresia
Cyanosis better w crying worse w feeding
CHARGE = coloboma (hole in the eye) Heart atresia retardation growth/dev ear
Vitamin deficiencies
B1 thiamine beri beri (heart wet muscle weakness dry) wernicke
B2 riboflavin derm glossitis chelosis stomatitis normocytic anemia
B3 niacin pellagra derm PHOTOSENSITIVE RASH dementia/depression, diarrhea, death
B6 pyridoxine RARE like B2 + personality changes
B9 folate
B12 cobalamin
C scurvy
A eye probs, rash ext surfaces
D rickets
Milk protein allergy
2-8w
Eczema
Hematochezia
Usually resolved by 1y
Necrotizing enterocolitis
XR air in bowel wall, hep portal vein, preemies, congenital heart defects/hypotension (poor perfusion)
Too high Tbili
> 17, phototherapy, if it doesn’t work transfusion
HEARING LOSS
Galactosemia
First few days of life before NBS results, jaundice, vomiting, hepatomegaly