RT Book, Section
A1 Hay, Jr, William W.
A1 Levin, Myron J.
A1 Deterding, Robin R.
A1 Abzug, Mark J.
SR Print(0)
ID 1145453629
T1 Anemia, Megaloblastic
T2 Quick Medical Diagnosis & Treatment Pediatrics
YR 2017
FD 2017
PB McGraw-Hill Education
PP New York, NY
SN 9781264257614
LK accesspediatrics.mhmedical.com/content.aspx?aid=1145453629
RD 2024/04/24
AB Caused  by  deficiency  of  cobalamin  (vitamin  B12),  folic  acid,  or  bothCobalamin  deficiency  due  to  dietary  insufficiency  may  occur  in  infants  who  are  breast  fed  by  mothers  who  are  strict  vegetarians  or  who  have  pernicious  anemiaIntestinal  malabsorption  is  the  usual  cause  of  cobalamin  deficiency  in  children  and  occurs  withCrohn  diseaseChronic  pancreatitisBacterial  overgrowth  of  the  small  bowelInfection  with  the  fish  tapeworm  (Diphyllobothrium  latum)After  surgical  resection  of  the  terminal  ileumDeficiencies  due  to  inborn  errors  of  metabolism  (transcobalamin  II  deficiency  and  methylmalonic  aciduria)  also  have  been  describedFolic  acid  deficiency  may  be  caused  by  inadequate  dietary  intake,  malabsorption,  increased  folate  requirements,  or  some  combination  of  the  three