2021 Studying

Question 1

Otitis externa Tx

Answer 1

Oflaxacin and dexamethasone drops for 1 week BID

Question 2

AOM tx, time, who

Answer 2

amoxicillin 45mg/kg BID,

tx under 6 mo, bilateral or more than 2 days

Question 3

two types of syphilis tests

Answer 3

treponemal - AB for life - FTA.

non-trep (RPR, VDRL) - decrease with time, lots of false positives, good for screening, then FTA if positive

Question 4

Who gets Rhogam, how much?

Answer 4

controversial before 10 weeks. If giving choose 300mcg IM

Question 5

Maddrey and etoh hepatitis, steroids

Answer 5

32 is cutoff for high mortality and comes in

steroids are controversial now

Question 6

Ttp- what it is. Decision tool. Treatment

Answer 6

Thrombotic stacks of platelets
PLASMIC score
Methylprednisolone
Plasmapheresis

Question 7

who gets tpa and who gets heparin in PE, dose of each?

Answer 7

change in BP get TPA,
Heparin 80u/kg -> 18u/kg/hr
TPA 10mg then 90mg over 2 hours

Question 8

what really is Wernickes?

Answer 8

thiamine deficiency, alcohol stops you from storing the enzyme that helps you use thiamine. give thiamine before glucose

Question 9

n/v first line at home and in ED for hyperemesis gravidarum

Answer 9

hospital: Reglan
home: pyridoxine and doxylamine (called Diclectin)

Question 10

fetal weight for viability

Answer 10

400g, eyelids fused, or no fingernails

Question 11

STE in AvR

Answer 11

think global ischemia, either from very high up left disease (L main), diffuse CAD, or PE.

Question 12

Anthrax

Answer 12

Cipro
Anti toxin
Gram positive culture

Question 13

cephalosporin for neonates

Answer 13

cefotaxime (3), ceftriaxone is harmful for neonates

Question 14

meningitis treatment

Answer 14

Dex first. Acyclovir. Vanc. CTX or Cefotaxime. Amp for old and <2mo.

Question 15

AAA

Answer 15

3cm, goal sbp <90, worth CT if sbp >90, 5cm even with no symptoms gets urgent vasc referral

Question 16

esmolol bolus and ggt

Answer 16

250-500mcg/kg bolus, then 50mcg/kg/min

Question 17

heparin for MI

Answer 17

60u/kg then 12u/kh/hr ggt

Question 18

aortic dissection

Answer 18

SBP 120, HR 60, esmolol 500mcg/kg then 50mcg/kg/min. type A or B (med). no ASA or anti-platelets

Question 19

procainamide dose

Answer 19

100mg pushes or 10mg/kg over 20 min

Question 20

ESR cutoff for SEA

Answer 20

20

Question 21

glucose conversion US to mmol units

Answer 21

4 is 70, 8 is 140, 20 is 350, 40 is 700, 50 is 900

Question 22

Endocarditis antibiotic pitfalls

Answer 22

Vanc gent +rifampin for prosthetic valve. 3 different cultures before antibiotics

Question 23

NALS numbers

Answer 23

60% o2 at 1 min is normal
90% at 10 min
60-100 or poor tone gets PPV of room air RR 40
HR<60 after 30 min gets chest compressions in 3:1ratio