Pediatrics Flash Cards - Case 9 - 2 mo with lethargy

Question 1

Dx? Baby has yet to regain birth weight by 3 weeks of age (D) or continues to lose weight after 10 days of life

Answer 1

FTT

Question 2

An infant is expected to regain its birth weight by?

Answer 2

2 weeks

Question 3

urines and stools per day by days 3-5?

Answer 3

3-5 urines and 3-4 stools

Question 4

urines and stools per day by days 6-7?

Answer 4

4-6 urines and 3-6 stools

Question 5

DDx of enlarged fontanelles?

Answer 5

Skeletal d/o (e.g., rickets, OI); Chromosomal abnl (eg Down); Hypothyroidism; Malnutrition; Incr ICP

Question 6

DDx of small fontanelles?

Answer 6

Microcephaly, Craniosynostosis, Hyperthyroidism, nl variant

Question 7

DDx of bulging fontanelles?

Answer 7

Meningitis, Hydrocephalus, SDH, Pb poisoning

Question 8

Lytes in an infant w/ CAH?

Answer 8

low Na+ with High K+

Question 9

Ornithine transcarbamylase deficiency (OTC): genetics and Dx?

Answer 9

X-linked; most common urea cycle d/o. hyperammonemia and elevated urine orotic acid.

Question 10

Names 6 s/sx of congenital hypothyroidism.

Answer 10

feeding problems, contstipation large fontanels, hypotonia, large tongue, coarse cry, coarse fascies, macroglossia, mottled skin and frequently an umbilical hernia

Question 11

Presentation of infant botulism?

Answer 11

presents in the first year w/ hypotonia, lethargy, constipation, weak cry and can eventually -> respiratory failure. Have absent DTRs.

Question 12

Most dommon urea cycle d/o? Presenting lab values?

Answer 12

OTC (ornitihine transcarbamylase) deficiency - >Hyperammonemia and elevated urine orotic acid