uworld14

Question 1

most common brain tumor in kids

Answer 1

pilocytic astrocytoma

Question 2

which pediatric brain tumor causes weakness, seizures, and sensory changes

Answer 2

pilocytic astrocytoma

Question 3

what doesnt develop with mullerian agenesis

Answer 3

uterus, cervix, upper 1/3 vagina

Question 4

sporothrix lesions

Answer 4

papules ulcerate- odorless nonpurulent fluid

Question 5

dx and tx of sporothrix

Answer 5

dx: cultures- aspirate fluid or bx
tx: itraconazole for 3-6 mo

Question 6

vitiligo associated with

Answer 6

other autoimmune disorders (lupus, hashimoto, addison)

Question 7

elevated CK and muscle weakness

Answer 7

polymyositis

Question 8

tx of polymyositis

Answer 8

steroids

also methotrexate, azathioprine

Question 9

chronic GERD predisposes to

Answer 9

barret’s esophagus

erosive esophagitis

stricture formation

Question 10

failure of neural crest migration during fetal intestinal development

Answer 10

hirschprung disease

Question 11

first line for ringworm

Answer 11

topical antifungals (clotrimazole, terbinafine, etc)

second line is oral

Question 12

history of repetitive wrist extension and pain with resisted extension and passive flexion with pain at the elbow that radiates down

Answer 12

lateral epicondylitis

Question 13

tx for somatic symptom disorder

Answer 13

SSRIs

Question 14

poison ivy/oak is what type of hypersensitivit rxn?

Answer 14

4

Question 15

4 pathophys mechanisms of hypersenitivity types

Answer 15

1: IgE mediated (urticaria, anaphylaxis)
2: IgG and IgM (goodpasture, AIHM)
3: Abs-Ag complex (lupus)
4: T-cell and macrophage (TB, contact derm)

Question 16

someone with ESRD on HD gets massive HTN crisis

Answer 16

side effect of epo therapy

Question 17

hereditary telengastias sxs

Answer 17

diffuse telengastasia

recurrent epistaxis

AVMs

Question 18

corneal vesicles and dendritic ulcers, and eye pain, blurred vision

Answer 18

herpres simplex keratitis

Question 19

conjunctivitis and dendriform ulcers in eye, as well as pain, fever

Answer 19

herpes zoster opthalmicus

Question 20

can bronchitis give hemoptysis?

Answer 20

yes, chronic

Question 21

giant cell arteritis with vision sxs (amarosis fugax or arteritic anterior ischemic optic neuropathy) management

Answer 21

IV methylprednisone for 3 days, followed by oral

worry about temporal art biopsy after, cmon!

Question 22

which tinea needs to be treated as opposed to orally?

Answer 22

tinea capitis - griseofulvin

onychomychosis- terbanifine

Question 23

which eye do you patch in kid with cross eyes

Answer 23

good eye

Question 24

complications of bacterial meningitis

Answer 24

hearing loss
Cerebral palsy
epilepsy
intellectual disability

Question 25

order of management when you suspect bacterial meningitis

Answer 25

1. LP 2. IV abx you dont need CT head in infant apparently

Question 26

initial screening test for thalassemia in mom

Answer 26

CBC

Question 27

super scaly and ashy, worse after winter and increases with aging

Answer 27

ichthyosis vulgaris

Question 28

dx of acute angle closure glaucoma

Answer 28

goniscopy ocular tonometry is helpful to measure pressure

Question 29

pheo HTN surges can be triggered by

Answer 29

intra-abdominal pressure surgery meds- anesthesia

Question 30

most common skin malignancy on immunosuppressants

Answer 30

squamous

Question 31

most common cause of death in renal transplant or dialysis patients

Answer 31

cardiovascular disease

Question 32

which thyroid cancer is known to cause obstructive sxs (hoarseness, dysphagia)

Answer 32

thyroid lymphoma

Question 33

management of androgen insensitivity syndrome

Answer 33

gonadectomy for cancer prevention gender reassignment counseling

Question 34

what confirms breast mass

Answer 34

biopsy

Question 35

which food poisoning is vomiting predominant

Answer 35

staph aureus bacillus norovirus

Question 36

Todd's paralysis

Answer 36

transient FND (hemiparesis) after seizure

Question 37

initial management of suspected septic arthritis

Answer 37

arthrocentesis

Question 38

best markers for resolving DKA

Answer 38

serum anion gap beta-hydroxybutyrate

Question 39

recurrent painful apthous ulcers, genital ulcers, uveitis, erythema nodosum, venous thrombosis

Answer 39

behcet syndrome

Question 40

preseptal cellulitis

Answer 40

infection anterior to orbital septum painful eyelid swelling and erythema in contrast to orbital cellulitis, no opthalmoplegia, proptosis, or painful eye movements

Question 41

when is odds ratio a close approximation to relative risk?

Answer 41

if the incidence of disease is low in the population

Question 42

which other diabetic med can help lose weight besides metformin?

Answer 42

GLP-1 agonist

Question 43

which travelers diarrhea has prolonged watery diarrhea

Answer 43

giardia cryptosporidium parvum cyclospora

Question 44

drug-induced acne caused by which drugs

Answer 44

steroids azathioprine anticonvulsants, antipsychotics anti-TB drugs

Question 45

thymus is a sharply demarcated triangle to the right of heart in CXR until what age (sail sign)

Answer 45

3