12/14/12 Flashcards

1
Q

What disease are ash leaf spots associated with?

A

tuberous sclerosis

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2
Q

Briefly describe the growth pattern in constitutional growth delay.

A

normal birth ht. and wt.; drops percentiles between 6 mos and 3 yrs.; regains normal growth rate at a low percentile; puberty is delayed; normal adult ht. is achieved.

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3
Q

What test can be used to Dx constitutional growth delay? Findings?

A

bone scan; delayed bone age

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4
Q

What is the pathofizz of breast milk jaundice? When does it usu. peak?

A

A factor in human breast milk causes increased absorption of bilirubin. 2 wks.

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5
Q

What is the next best step in breast milk jaundice?

A

cease breast feeding

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6
Q

What is bullous myringitis?

A

formation of bullae on tympanic membrane as a complication of otitis media

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7
Q

What pathogen is most associated with bullous myringitis?

A

Mycoplasma pneumoniae

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8
Q

What is the most likely long-term complication of vesicoureteral reflux if left untreated?

A

renal scarring –> may lead to end-stage kidney disease

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9
Q

What is the besy diagnositc test for vesicoureteral reflux?

A

voiding cystourethrogram

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10
Q

What imaging study should be done routinely in first UTI?

A

US

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11
Q

Which children should undergo voiding cystourethrogram?

A

recurrent febrile UTIs

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12
Q

What are the 2 major concerns in a supracondylar fracture of the humerus?

A

neurovascular injury and compartment syndrome?

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13
Q

Which complication of supracondylar fracture would be associated with the 6 P’s: severe pain, pallor, poikilothermia, parasthesias, and later, pulselessness and paralysis?

A

compartment syndrome

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14
Q

What is craniosynostosis?

A

sutures close earlier than usual

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15
Q

What heart defect would cause a child to tire easily with a widely split, fixed S2 and a systolic ejection murmur at the left lower sternal border?

A

ASD

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16
Q

What are the typical murmurs of VSD?

A

pansystolic murmur `at left lower sternal border and diastolic rumble @ apex

17
Q

Should vaccines be given to premies according to their chronological or gestational age?

A

chronological

18
Q

What is the exception to the usual rule for premie vaccination schedule?

A

Do not give HBV vaccine until 2 kg.

19
Q

What is the most common congenital cause of aplastic anemia in children?

A

Fanconi’s Anemia

20
Q

What are some physical appearance abnormalities of Fanconi’s anemia?

A

short stature, microcephaly, hypogonadism, hypopigmented areas/freckles.

21
Q

Numerous genes have been implicated in Fanconi’s anemia. What process are all of these genes involved in?

A

DNA repair

22
Q

How do you Dx Fanconi’s anemia?

A

clinical findings + chromosomal breaks on genetic analysis

23
Q

What is the definitive Tx for aplastic anemia?

A

hematopoietic stem cell transplantation

24
Q

5-15% of pts with thymoma have _______ aplasia.

A

pure red cell

25
Q

What is the inheritance pattern of Fanconi’s anemia?

A

AR

26
Q

What are the most common pathogens of viral meningitis?

A

non-polio enteroviruses, e.g. echo- and coxsackieviruses

27
Q

What vitamin should be administered to children w/ measles in underceveloped regions?

A

Vit. A