Name that murmur
Random Endo
Imaging studies
biostats
Nerdy Formulas
100
continuous, blowing, "machine-like" murmur?
ASD
100
precocious puberty ages for boys & girls?
boy <9 and girls <8
100
____% of CXR miss a consolidation (need answer within 5%)
33%
100
The probability that a patient with the disease tests positive
sensitivity
100
____ U/kg/day is used to calculate the recommended initial insulin dose
0.1-0.2 U/kg/day
200
Mid-systolic click that worsens with valsalva?
MVP
200
children with precocious puberty have ______ bone age?
advanced / older than expected
200
______ is an US finding associated with intraarticular gout
double contour sign
200
The probability that a patient without the disease tests negative
specificity
200
Anion gap
(Na + K) - (Cl - HCO3)
300
crescendo-decrescendo systolic ejection murmur best appreciated at the 2nd intercostal space, right sternal border with radiation to the carotids?
aortic stenosis
300
measuring urine _____ and _____ is helpful in a patient complaining of headaches, labile hypertension, flushing-- which would help confirm a diagnosis of ______.
metanephrines, catecholamines, pheochromocytoma
300
If there's a concern for epidural abscess, ____ is the best study?
MRI
300
The _____ of a screening test is the probability that a patient with a positive test result, actually has the disease. Whereas the ___ is the probability that a patient without the disease will test negative.
PPV and NPV
300
Corrected Na for hyperglycemia
Corrected sodium = Na(s) + 1.6(G-100/100)
400
Mid-systolic crescendo-decrescendo murmur at the left sternal border, that increases intensity with valsavla?
HCM
400
____ should be suspected if pt is hypertensive, has hypernatremia, and hypokalemia
primary hyperaldosteronism
400
____ view in a knee XR helps assess the trochlea for potential patella subluxation risk
Sunrise
400
___ compares the chance of a patient with the disease that tests positive to the chance of a patient without the disease who tests positive.
positive likelihood ratio
400
Winters Formula?
500
Name 3 diastolic murmurs
Aortic regurgitation, pulmonic regurgitation, tricuspid stenosis, mitral stenosis, Austin-flint murmur
500
measuring ______ hormone is helpful in the workup of ___________ which manifests as oligomenorrhea, hirsutism, infertility and premature pubarche. Overall this condition is rare, but should be considered in the ddx for PCOS.
17-hydroxyprogesterone, (late onset) congenital adrenal hyperplasia
500
Patchy sclerosing areas in the femoral head in a patient on chronic prednisone should be investigated with ____ study?
MRI (assessing for AVN secondary to exogenous, long term steroid)
500
___ studies compare rare outcomes usually from past exposures during a long period of time
Case-Control study
500
Lights Criteria states that an effusion will be exudative if the serum protein to pleural protein ratio is greater than ____, the serum LDH to pleural LDH ratio is greater than _____.
