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Step 2 > uworld3 > Flashcards

uworld3 Flashcards

1
Q

oral white plaque precursor to squamous cell carc

A

leukoplakia

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2
Q

cause of cyanosis when feeding that’s relieved when crying

A

choanal atresia- failure of posterior nasal passage to canalaize

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3
Q

subluxation of radial head (nursemaid’s elbow) treatment

A

hyperpronation of forearm

or spinate forearm and flex elbow (more painful)

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4
Q

can you have MDD after bereavement episode?

A

yes!

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5
Q

bright red exophytic nodule in HIV patient is…and treated how…

A

bacillary angiomatosis (bartonella)

oral erythromycin

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6
Q

most common complication of sickle cell trait

A

painless hematuria

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7
Q

prostate dz that causes irritative voiding sxs, pain with ejaculation, and back pain

A

chronic prostatitis/chronic pelvic pain syndrome

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8
Q

elderly patient with severe ear pain exacerbated by chewing, and drainage is caused by what and treated with what

A

malignant (necrotizing) otitis externa - pseudomonas

IV cipro

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9
Q

genu varum

A

bow-legged (rickets)

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10
Q

rickets characteristics

A

genu varum

costochrondral joint hypertrophy

large anterior fontanell

craniotabes

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11
Q

differentiating SCID, Bruton, and CVID

A

SCID: low T cells and B cells

Bruton: absent B cells, low Igs, nl T cells

CVID: low Igs, nl T and B cell counts, less severe and older than Bruton

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12
Q

what has better survival for ESRD? HD or transplant?

A

transplant

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13
Q

free floating bowel in amniotic sac

A

gastroschisis

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14
Q

postcoital bleeding, mucopurulent discharge, friable cervix

A

acute cervicitis (gonorrhea/chlamydia)

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15
Q

newborn with resp compromise, absent breath sounds on left, scaphoid abdomen likely has

A

congenital diaphragmatic hernia

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16
Q

manage congnetial diaphragmatic hernia

A

endotracheal intubation

then gastric tube to decompress stomach/bowel

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17
Q

which has prodrome (lightheaded, sweating)- vasovagal or cardiogenic syncope?

A

vasovagal

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18
Q

timing of postpartum blues vs depression

A

blues: 2-3 days, w/in 14
depression: 4-6 weeks, up to 1 year

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19
Q

which post-MI complication would lead to chest pain, profound shock, and rapidly progress to death (5 days out)

A

free wall rupture–> tamponade

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20
Q

interventircular septum rupture post-MI presentation

A

VSD- holosystolic murmur

shock, CP, biventricular failure

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21
Q

post-MI papillary muscle rupture presentation

A

pulm edema

new holosystolic murmur

22
Q

c dif risk factors besides abx

A

PPIs- gastric acid suppression

hospitalization

23
Q

drug interactions with viagra

A

nitrates, alpha blockers (zosins)

24
Q

ppx for malaria

A

mefloquine- 2 weeks before trip, till 4 weeks after

doxy

atovaquone-proguanil

25
Q

order of most common valves to be screwed in infective endocarditis

A
  1. mitral regurg
  2. aortic regurg
  3. tricuspid regurg– IV drug users most common
26
Q

how does estrogen and andorgens affect TBG levels

A

estrogen increases it (by decreasing clearance), androgens decrease

27
Q

how does levo need to be adjusted for estrogen therapy

A

increase it because increased TBG leads to the need of more exogenous thyroid hormone to saturate it (nl people can just increase their own)

28
Q

which drugs increase TH metabolism

A

carbamazepine
rifampin
phenytoin

29
Q

RR interpretation

A

> 1 : pos association

<1: neg association

the farther from 1, the stronger the association

30
Q

3 days post-CABG: fever, WBCs, mediastinal widening

A

acute mediastinitis- debride and abx!

31
Q

KB test for Rho

A

determines dose of Rhogam post-procedures, delivery, etc

take sample of mom RBCs- look on slide at remaining fetal hgb post-acid

32
Q

condyloma acuminata vs lata

A

acum: genital warts HPV
lata: syphilis

33
Q

renal and urinary changes in pregnancy

A

Increased: Renal blood flow, GFR, bm permeability, protein excretion

Decreased: serum BUN, Cr

34
Q

dx when you suspect oropharyngeal dysphagia (choking, regurg, cough, aspirating)

A

videofluoroscopic barium swallow

35
Q

what can confirm dx of fetal demise when fetal doppler doesnt pick up heart beat

A

transabdominal US

36
Q

which cause of GI bleed? painless, right colon, over 60 yo, associated with renal dz and vWB and AS

A

angiodyplasia- AVMs and dilated submucosal veins

37
Q

what are best serologies to test for initial hep B infection

A

HBsAg and IgM anti-HBc (will remain up in window period)

38
Q

PBC complications

A

HCC

vit def –> osteomalacia, porosis

39
Q

which murmur causes hemoptysis/orthopnea/PND and thromboembolic events

A

mitral stenosis (–> LAE)

40
Q

treat lyme in kids

A

amoxicillin (tetracylines contra)

41
Q

which med can lead to achilles tendionopathy

A

fluroquinolone

42
Q

hyper IgM syndrome is a defect in

A

CD40 (class switching)

43
Q

ipecac purpose

A

induce vomiting, dont do for toxic ingestions!

44
Q

painless hematochezia in toddler, think…

A

meckel’s diverticulum

45
Q

osteo plantar puncture wounds caused by which bacteria

A

staph aureus, pseudomonas

46
Q

what labs to order to evaluate female’s virilization, and intrepretation

A

testosterone and DHEAS

high T, nl DHEAS: ovarian source

high DHEAS: adrenal tumor

47
Q

P2y12 rec blocker

A

ex. clopidogrel, prasrugel, ticagrelor

reduce M&M in NSTEMI

48
Q

meds that caused pill induced esophagiits

A

tetracyclines
bisphosphonates
NSAIDs, ASA
potassium Cl, iron

49
Q

what is this: 4 month old with macrocytic anemia, craniofacial abnl, low Hgb and reticulocytes, triphalyngeal thumbs, etc

A

diamond blackfan- defect in erythroid progenitor cells –> apoptosis of RBCs

50
Q

fanconi syndrome

A

pancytopenic bm failure

Step 2 (22 decks)

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