uworld test

Question 1

greatest risk to parenteral feeding

Answer 1

bloodstream infection

Question 2

thready pulses that disappear with inspiration. think…

Answer 2

pulsus paradoxus- cardiac tamponade!

Question 3

are lungs clear in cardiac tamponade?

Answer 3

yes

Question 4

which meningitis has slow waves over fronto-temporal region?

Answer 4

HSV

Question 5

which type of back pain relieved when walking uphill or sitting with legs up?

Answer 5

lumbar spinal stenosis

Question 6

imaging for spinal stenosis

Answer 6

MRI

Question 7

TB pleural fluid analysis

Answer 7

yellow exudative
low glucose
high lymphocytes
high protein

Question 8

headaches worse when leaning forward

Answer 8

superior vena cava syndrome

Question 9

most common cause of superior vena cava syn

Answer 9

malignancy (lung, lymphoma)

Question 10

how to prevent lethargic patient from getting pneumonia?

Answer 10

sit upright- prevent aspiration

Question 11

how does pneumothorax decrease venous return?

Answer 11

compressing vena cava

Question 12

which type of seizures in adults looks like blank stares, lip smacking, and todd’s paralysis (leg dragging)

Answer 12

partial complex- temporal lobe epilepsy

Question 13

fetuses are at risk of what wit diabetic moms

Answer 13

preterm
resp distress syn
macrosomia

Question 14

does pancreatitis have to come with elevated lipase?

Answer 14

apparently not with chronic

Question 15

thiazide + leg cramps. think…

Answer 15

hypokalemia

Question 16

HTN + hypokalemia, think

Answer 16

primary hyperaldosteronism

Question 17

reaaaaallly high Ca levels, think

Answer 17

PTH-related protein from cancer (larger Ca than primary PTH)

Question 18

viral URI + heart dz

Answer 18

myocarditis –> dilated cardiomyopathy

Question 19

what did you ingest? green stool

Answer 19

iron

Question 20

which knee injury’? tenderness at joint line, and locking/clicking when joint rotated or extended with load?

Answer 20

meniscal tear

Question 21

smudge cells

Answer 21

CLL

Question 22

treatment of CLL

Answer 22

rituximab- anti CD 20

Question 23

do you need abx ppx for someone with MVP undergoing tooth extraction?

Answer 23

no

Question 24

treatment for acute dystonia from antipsychotics

Answer 24

anticholinergics- benadryl, benztropine, trihex

Question 25

most common ovarian cancer

Answer 25

epithelial carcinoma

Question 26

what can relieve obstruction in pancreatic adenocarcinoma so patients can stop feeling itchy?

Answer 26

endoscopic stent placement of common bile duct

Question 27

diarrhea + iron def anemia + thailand

Answer 27

hookworm!

Question 28

fragile x causes what

Answer 28

Intellectual disability + autistic features

Question 29

what does it mean if oxygenation in RV is greater than RA when normally they should be similar

Answer 29

VSD

Question 30

what is this: low CO, elevated RA and RV and pulm artery pressures, but not elevated PWCP

Answer 30

pulm embolism

Question 31

loss of cremaster reflex, think

Answer 31

testicular torsion emergency

Question 32

whats a common cause of meningitis in immunocompromised

Answer 32

listeria- treat with amp

Question 33

which murmur is heard better when sitting up and leaning over while holding breath in expiration?

Answer 33

AR

Question 34

vivid dreams, anxiety, insomnia from which HIV med

Answer 34

efavirenz

Question 35

side effects of abacavir and lamivudine

Answer 35

lactic acidosis, hepatotoxicity aba: hypersensitivity rxn

Question 36

management of urge incontinence

Answer 36

bladder training antimuscarinic agents

Question 37

what happens if you take triptan + ergot derivative

Answer 37

severe prolonged vasoconstriction --> stroke, MI, high BP, seizure

Question 38

migraine preventative meds

Answer 38

topiramate divelproex sodium TCAs beta blockers

Question 39

vision blurring, glare, halos

Answer 39

cataract

Question 40

ocular exam finding in cataract

Answer 40

loss of ref reflex

Question 41

can there be a thrombocytosis for months after surgery?

Answer 41

yes for some patients

Question 42

which tocolytic causes HA, tachycardia, flushing, HA

Answer 42

nifedipine

Question 43

which tocolytic causes tachycardia, pulm edema, hyperglycemia, hypotension

Answer 43

beta agonist

Question 44

which tocolytic causes gastritis and platelet dysfunction

Answer 44

indomethacin

Question 45

best medicine to reduce triglycerides

Answer 45

fenofibrate

Question 46

sign of hypertriglyceridemia

Answer 46

xanthomas, pancreatitis