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Category: Uncategorized (page 55)

A 58-year-old with severe aortic stenosis develops exertiona…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 58-year-old with severe aortic stenosis develops exertional syncope. Which mechanism most directly contributes to syncope during activity?  
Continue reading “A 58-year-old with severe aortic stenosis develops exertiona…”…

A 19-year-old with fever, posterior cervical lymphadenopathy…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 19-year-old with fever, posterior cervical lymphadenopathy, exudative pharyngitis, and atypical lymphocytes likely has EBV mononucleosis. The atypical lymphocytes are primarily:
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A patient has organized electrical activity on the monitor b…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A patient has organized electrical activity on the monitor but no palpable pulse after a massive pulmonary embolism. What does the ECG most directly represent?
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A 68-year-old with long-standing hypertension presents with…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 68-year-old with long-standing hypertension presents with abrupt, severe chest pain radiating to the back described as “tearing.” BP is 210/110. Which pathophysiologic event most likely explains the presentation?  
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A 29-year-old runner is noted to have intermittent sinus pau…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 29-year-old runner is noted to have intermittent sinus pauses on telemetry during sleep but otherwise normal cardiac structure. Which statement best explains why sinus node disorders can strongly affect the overall rhythm of the heart?
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A patient’s BP is 160/98 on repeated visits. Which statement…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A patient’s BP is 160/98 on repeated visits. Which statement best links hypertension to atherosclerotic disease?
Continue reading “A patient’s BP is 160/98 on repeated visits. Which statement…”…

A patient has leukopenia, thrombocytopenia, and anemia after…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A patient has leukopenia, thrombocytopenia, and anemia after chemical exposure. Which disorder best fits pluripotent stem-cell failure?  
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A 55-year-old woman with metastatic cancer presents with dys…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 55-year-old woman with metastatic cancer presents with dyspnea and hypotension. Echo shows a large pericardial effusion. Which immediate hemodynamic consequence explains her hypotension?
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A 70-year-old patient with sepsis develops diffuse oozing fr…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 70-year-old patient with sepsis develops diffuse oozing from IV sites and new renal dysfunction. Labs show thrombocytopenia, prolonged PT and aPTT, low fibrinogen, and markedly elevated D-dimer. Which pathophysiologic process is occurring?    
Continue reading “A 70-year-old patient with sepsis develops diffuse oozing fr…”…

A 34-year-old with lymphoma has fevers, drenching night swea…

Posted on: February 27, 2026 Last updated on: February 27, 2026 Written by: Anonymous
A 34-year-old with lymphoma has fevers, drenching night sweats, and unintentional weight loss. These systemic findings are best explained by:
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