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Flashcards in peds uworld Deck (45)
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1
Q

girl with primary amenorrhea with no sense of smell

A

kallman syndrome

2
Q

are FSH and LH elevated or depressed in Turners?

A

elevated

3
Q

which rash manifests as hypopigmented lesions with surrounding darker area and itchy

A

tinea versicolor

4
Q

which rash is christmas tree distribution on trunk?

A

pityriasis rosea

5
Q

CBC results for sickle cell splenic sequestration

A

anemia
increased reticulocytes
dec platelets

6
Q

reye syndrome on liver biopsy shows

A

microvesicular steatosis

7
Q

ppx for household contacts for pertussis

A

macrolide abx- regardless of age, sxs, vaccine status

8
Q

sturge weber syndrome presentation

A
Port wine stain on face
leptomeningeal cap-venous malformation
ID
seizures
visual field defects
9
Q

legg calves perthes disease on x ray

A

avascular necrosis- flattened fragmented femoral head

10
Q

treatment for common variable immunodeficiency

A

IVIG

11
Q

treatment for prolonged QTc syn

A

beta blockers, pacemaker

prevent with nl lytes and avoid meds that induce it

12
Q

whats gold standard dx for duchennes?

A

genetic testing of dystrophin gene

13
Q

can kids skip to treatent for strep throat if fulfill all centor criteria?

A

no, must be tested. only adults can skip

14
Q

centor criteria

A

fever
tender LAD
tonsillar exudates
no cough

15
Q

treatment for strep throat

A

penicillin or amoxicillin

16
Q

are flaky peeling hands and feet normal in newborn?

A

yes

17
Q

what are pink stains in diaper newborns represent?

A

uric acid crystals- nl first week

18
Q

does testicular cancer risk go down with cyptochordism who’s undergone orchiopexy?

A

yes, but still higher than general pop

19
Q

both bruton agammaglobuminemia and CVID have decreased Igs all around, but which one has also low B cell count?

A

bruton agammaglob

decrease total lymphocytes - CD4 to get B cell #

20
Q

what is this ear dz? chronic ear drainage for weeks, new onset hearing loss, skin debris and granulation tissue

A

cholesteatoma - congenital or acquired (2/2 middle ear dz)

21
Q

breath holding spells

A

benign brief apnea and color change

emotional trigger

6 mo- 2yrs

22
Q

clavicle fracture treatment

A

self- resolve within 10 days- gently handle

23
Q

which is most common cause of pneumonia in CF patient under 20 and over 20

A

under 20: staph aureus

over 20: pseudomonas

24
Q

Lesch Nyhan syndrome

A

x-linked defect in HGPT pathway

ID, dystonia, chorea, spasticity

self-mutilation

gouty arthritis

25
Q

asymmetric resp distress, think…

A

foreign body aspiration

26
Q

dx and tx of foreign body aspiration

A

bronchoscopy

27
Q

milk or soy protein induced colitis

A

2-8 weeks

vomiting, bloody diarrhea, eczema

switch to hydrolyzed formula

28
Q

herpangina (coxsackie A) vs herpetic gingivostomatitis locations of oral lesions

A

cox: posterior oropharynx

HSV: anterior oropharynx and lips

29
Q

is PaO2 nl in methemoglobunemia?

A

yes but pulse ox is low (decreased oxygen delivery to tissues, but still bound to Hgb)

30
Q

antidote to methemoglobunemia?

A

methylene blue

31
Q

antidote to lead poisoning

A

dimercaprol

32
Q

antidote to ethylene glycol or methanol

A

fomipizole

33
Q

marfanoid body habitus sxs

A
pectus deformity
tall: lower>upper, long arms
skin hyperplastic
joints lax
scoliosis
34
Q

homocystinuria vs marfan syndrome distinguishing features

A

both have marfanoid body habitus

marfan: normal intellect, aortic root dilation, upward lens dislocation
homo: ID, thrombosis, downward lens dislocation

35
Q

homocystinuria is a defect in

A

cystathione synthase

36
Q

homocystinuria treatment

A

B6, B12, folate

anticoagulation or antiplatelet to prevent stroke

37
Q

serum sickness-like reaction

A

hypersensitivity III 1-2 weeks after beta lactams or bactrum (or hep B, immune complex dz)

fever, rash, polyarthlagia

38
Q

cephalohematoma vs caput succedanum

A

ceph: subperiosteum, doesnt cross suture lines, resorbs
caput: superficial, crosses suture lines

39
Q

patient with hx of cyanotic congenital heart dz and recurrent sinusitis would lead to what which causes what triad?

A

brain abscess

fever, FND, HA

40
Q

most common bacteria to cause otitis externa (swimmers ear)

A

pseudomonas

41
Q

do abscence seizures have post ictal period?

A

no

42
Q

1st step to evaluate primary amenorrhea

A

pelvic US- uterus present?

43
Q

do patients without mullerian duct have nl FSH and LH?

A

yes, because ovaries unaffected

44
Q

goals of SpO2 in newborn at minutes 0, 1-5, 5-10

A

0: 60%

1-5: 80%

5-10: 90%

if under, do pos pressure ventilation

45
Q

do CPR on baby if HR under

A

60