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UWORLD STEP 2 CK NBME EXAM TEST BANK (ACTUAL QUESTIONS AND CORRECT ANSWERS)
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QUESTIONS AND ANSWERS
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UWORLD STEP 2 CK NBMEEXAM TEST BANK 2024-2025
(ACTUAL QUESTIONS AND
CORRECT ANASWERS)
The most important risk factors for respiratory distress syndrome (RDS) is?
Prematurity
-> male sex, prenatal asphyxia, maternal diabetes, cesarean sec?on
Maternal diabetes -> INC incidence by delaying matura?on of pulmonary
surfactant produc?on (high levels insulin in fetus inhibits cor?sol and blocks
matura?on sphingomyelin)
Aor?c stenosis
Systolic crescendo-decrescendo murmur
Loudest at base and radiates to caro?ds
Age related calcifica?on
Puls parvus tardus
-Delayed weak pulses
,An?thyroid peroxidase and an?thyroglobulin an?bodies found in a pa?ent with
an enlarged contender thyroid. What is your diagnosis, and what would you
see on biopsy?
Hashimoto thyroidi?s (hypothyroidism)
histo findings: Hurthle cells, lymphoid aggregates with germinal centers
Dysphagia
MV Regurg --> large LA
Congenital rubella syndrome classic triad
Sensorineural deafness, eye abnormali?es (cataracts, re?nopathy,
microphthalmia), congenital heart disease (PDA, pulmonary artery stenosis)
Mitral Regurge
Holosystolic, blowing murmur
Loudest at apex and radiates to axilla
Post MI, LVH, MVP
Result of rhf or endocardi?s
Tx RDS
Antenatal preven?on w/ cor3costeroids and postnatal tx w/
exogenous surfactant
Space occupying lesion in the parietal lobe in a child what is the most common
tumor type?
,CNS tumors most common solid tumors => Astrocytoma most common
supratentorial and infratentorial groups
In pediatric popula?on, infratentorial tumors are more common than
supratentorial tumors, benign astrocytomas are the most common histo type
Tri Regurge
Holosystolic, blowing murmur
Loudest at tricuspid area
RVH
Result of rhf or endocardi?s
Pot-bellied, pale, puffy-faced child with protruding umbilicus, protuberant
tongue, and poor brain development. What does this child have, and what are
likely causes?
Congenital hypothyroidism (cre?nism)
due to maternal hypothyroidism, thyroid genesis, thyroid dysgenesis, iodine
deficiency, dyshormonogene?c goiter
Pulsus paradoxus
Cardiac tamponade
(=abnormally large P drop w/ inspira?on)
HSV encephali?s loca?on
, Temporal lobes
Weber's syndrome
Midbrain stroke with ipsilateral oculomotor palsy and contralateral hemiparesis
or hemiplegia
Most common cause of primary hyperparathyroidism
Parathyroid adenoma (followed by parathyroid hyperplasia)
Discordant RVP and LVP tracing w/ resp
Constric?ve pericardi?s (--> septal bouncing)
"irregularly irregular"
A fib
Describe the classical case in a pa?ent with subacute granulomatous
thyroidi?s.
Pa?ent had a viral infec?on (flu-like illness). Ini?ally was hyperthyroid, followed
by hypothyroid.
Pa?ent describes jaw pain, and on exam has a very tender thyroid.
Atypical lymphocytes with EBV infec?on
Cytotoxic T cells
Define primary amenorrhea.
Absence of menarche by age 15
Neonatal opioid withdrawal symptoms
Uncontrolled crying, constant sucking, irritability and hyperac?ve reflexes
Mitral Prolapse
Mid-systolic click with crescendo
Apex
Common valve defect from chordae tensing
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