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{{WBRQuestion
{{WBRQuestion
|QuestionAuthor=Raviteja Reddy Guddeti MBBS, Aarti Narayan MBBS
|QuestionAuthor=Raviteja Reddy Guddeti MBBS, Aarti Narayan MBBS
|ExamType=USMLE Step 2 CK
|ExamType=USMLE Step 2 CK

Latest revision as of 23:04, 27 October 2020

 
Author PageAuthor::Raviteja Reddy Guddeti MBBS, Aarti Narayan MBBS
Exam Type ExamType::USMLE Step 2 CK
Main Category MainCategory::Internal medicine
Sub Category SubCategory::Cardiovascular
Prompt [[Prompt::A 45 year old male presented to the office with complaints of dyspnea and mild retrosternal chest pain radiating to the back and the shoulders. It is aggravated with lying down and coughing, and is relieved by sitting up and leaning forward. Physical examination is essentially normal. EKG shows widespread ST elevations and PR segment depressions. Echocardiogram showed mild effusion in the pericardial sac. Over the subsequent days, he developed progressive dyspnea. A therapeutic pericardiocentesis showed bloody fluid. What is the most likely diagnosis?]]
Answer A AnswerA::Tuberculous pericarditis
Answer A Explanation AnswerAExp::This is the correct answer.
Answer B AnswerB::Coxsackie virus pericarditis
Answer B Explanation AnswerBExp::Coxsackie virus pericarditis will give a clear transudative pericardial effusion.
Answer C AnswerC::Collagen vascular disease induced pericarditis
Answer C Explanation AnswerCExp::Collagen vascular disease induced pericarditis will give a clear transudative pericardial effusion.
Answer D AnswerD::Myxedema
Answer D Explanation AnswerDExp::Myxedema induced pericarditis will give a clear transudative pericardial effusion.
Answer E AnswerE::Drug induced pericarditis
Answer E Explanation AnswerEExp::Drug induced pericarditis will give a clear transudative pericardial effusion.
Right Answer RightAnswer::A
Explanation [[Explanation::The correct answer is tuberculous pericarditis. Among all of the options given, TB pericarditis is the only cause of bloody pericardial effusion. Malignant pericarditis is another cause of bloody pericardial effusion. Other rare causes are rheumatic fever, post-cardiac injury, post-myocardial infarction and uremic pericarditis.

Educational Objective:
References: ]]

Approved Approved::Yes
Keyword
Linked Question Linked::
Order in Linked Questions LinkedOrder::