Uworld Set 4

Question 1

days that atalectasis is common postop

Answer 1

2-5d

Question 2

most common organism in spinal epidural abscess

Answer 2

staph aureus

Question 3

what is the cancer risk with pernicious anemia

Answer 3

gastric carcinoma

Question 4

initial study of choice in patients with a type A aortic dissection that are hemodynamically stable with no renal involvement

Answer 4

CT angiography

Question 5

study of choice in patients with a type A aortic dissection that hemodynamically unstable or have renal involvement

Answer 5

TTE

Question 6

what contraceptives should be avoided in patients with breast cancer

Answer 6

hormone containing (prog or estrog, can proliferate breast tissue)

Question 7

A baby that remains in transverse or breech lie at 37

Answer 7

ECV

Question 8

type of C section that is a contraindication to TOL

Answer 8

classic (vertical) C section

Question 9

4 major causes of cirrhosis in the USA

Answer 9

viral (B and C (C is more))
chronic etoh
nonalc fatty liver disease
hemochromatosis

Question 10

patients with difficulty adhering to dietary restrictions with warfarin and difficulty with INR monitoring post DVT who represent with a DVT

Answer 10

direct Xa inhibitors (riviroxaban, apixaban etc)

Question 11

thrombolytic therapy reserved for what setting in DVT

Answer 11

massive PE with hemodynamic instability

Question 12

3 demographics that are at increased risk for legionella pneumophila

Answer 12

chronic lung disease
smokers
immunosuppresed

Question 13

child
abdominla pain
fatigue
decreased urination

following blood diarrheal illness

Answer 13

HUS

Question 14

classic triad of HUS

Answer 14

MAHA
thrombocytopenia
kidney injury

Question 15

MAHA thrombocytopenia and increased PT

consistent with

Answer 15

DIC

Question 16

direct coombs testing is positive if the patients have what etiology for anemia

Answer 16

autoimmune destruction

Question 17

following the histologic confirmation of adenocarcinoma of the stomach what is the next best step in management

Answer 17

CT scan for evaluation of the extent of disease

Question 18

removal of H pylori is curative for patients with what gastric carcinoma

Answer 18

MALToma

Question 19

the purpose of hepatic uridine diphosphogluconurate flucuronosyltransferase

Answer 19

conjugated bilirubin

Question 20

T/F Asian infants have even further decreased levels of UGT compared to other babies

Answer 20

T

Question 21

conjugated bili greater than 2 in an infant

c/w

Answer 21

biliary atresia

Question 22

at what age does the anemia of beta thalessemia and jaundice begin to appear

Answer 22

after 6 months

until that time infants still have fetal Hgb

Question 23

gold standard for rapidly rising hyperbilirubinemia to prevent kernicterus

Answer 23

phototherapy

Question 24

what is a very common procedural cause for polycythemia in newborns

Answer 24

delayed cord clamping resulting in excess blood transferred to the fetus from the placental

Question 25

asymptomatic polycythemia infants treatment

Answer 25

fluids

Question 26

symptomatic polycythemia infants treatment

Answer 26

partial exchange transfusion (blood is replaced by NS)

Question 27

increased pulmonary vascular markings or fluid in the fissurs on CXR in an infant with resp distress

Answer 27

TTN

Question 28

ABX of choice for bacillary angiomatosis

Answer 28

erythromycin

Question 29

two medications that are used to decrease serum ammonia in patients with hepatic encephalopathy

Answer 29

lactulose and rifaximin

Question 30

``` Drugs such as sedatives narcotics hypovolemia electrolyte changes (hypokalemia) increase nitrogen load (bleeding) infection TIPS ``` increase the risk for

Answer 30

hepatic encephalopathy

Question 31

what sort of diet should TIPS patients be put on

Answer 31

low protein (decrease nitrogen load)`

Question 32

when is neomycin used in HE

Answer 32

if lactulose doesnt work and cannot tolerate rifaximin

Question 33

ascites not responsive to medical therapy or variceal bleeding non-responsive to endoscopic therapy

Answer 33

TIPS

Question 34

weight increase and height increase by 12 months

Answer 34

triple weight and 50% increase in height

Question 35

``` hypogonadism impaired wound healing impaired taste immune dysfucntion alopecia rash ```

Answer 35

Zinc

Question 36

fragile hair skin depigmentation neurologic dysfunction sideroblastic anemia

Answer 36

copper

Question 37

``` soft irregular increases with standing increases with valsalva tortuous bad in the scrotum ```

Answer 37

varicocele (pampiniform plexus)

Question 38

why are varicoceles more common on the left side

Answer 38

drains to the left renal vein which passes under the SMA and can be compressed

Question 39

how can varicocele and spermatocele be differentiated

Answer 39

spermatocele is a cyst that will not increase in size with standing or valsalva

Question 40

viral infection inhalation and associated with rheumatologic disease presents with wheezing proliferative narrowing of medium and small bronchioles

Answer 40

bronchiolitis obliterans

Question 41

T/F diffuse cutanous SS more commonly involves internal organs

Answer 41

T

Question 42

anti scl 70 | anti RNA polymerase III antibodies

Answer 42

diffuse cutaneous SS

Question 43

development of empyema following lung surgery with air on CXR

Answer 43

bronchopleural fistula

Question 44

prolonged QRS >100msec in TCA overdose

Answer 44

sodium bicarb

Question 45

seizures caused by TCAs should be treated with

Answer 45

benzodiazepines

Question 46

utility of small bowel follow through in obstructed patient

Answer 46

stable that does not respond to initial conservative management

Question 47

severe pain in cancer patient

Answer 47

short acting opiate

Question 48

mild to mod pain in cancer patient

Answer 48

non-opiod

Question 49

topical capsaicin is useful for

Answer 49

mild neuropathic pain (postherpic for ex)

Question 50

surgery for myasthenia gravis

Answer 50

thymectomy

Question 51

patient with MS given pyridostigmine that doesnt respond

Answer 51

immunosuppressants corticosteroids mycoohenolate mofetil azathioprine

Question 52

two Musc agonists for glaucoma

Answer 52

pilocarpine | carbachol

Question 53

indication for IVIG and plasmapharesis for MS

Answer 53

MS crisis