eMedicine CME Case Presentations Index

 
 

eMedicine CME Case Presentations presents a new case each week.
For information on submitting a case, visit Case of the Week Submissions.

  • CME/CE A Young Athlete in Cardiac Arrest A 17-year-old male was found in cardiac arrest following a blow to the chest. The patient immediately dropped to the ground and was unresponsive after being elbowed by a teammate who ran into him. What is the likely pathophysiology that led to the cardiac arrest?
    eMedicine Case Presentations, October 2008
  • CME/CE Painful Left Knee in a 7-Year-Old Boy A 7-year-old presents to the ED with left hip and knee pain. He refuses to bear weight on his left leg. The symptoms have been evolving over the past 2 months. Radiographs of the hips are obtained. What is the most likely diagnosis?
    eMedicine Case Presentations, September 2008
  • CME Lightheadedness in an Elderly Man An 80-year-old man is referred for a preoperative cardiac risk assessment. The patient has experienced periodic lightheadedness and has a history of COPD. An ECG is obtained while the patient experiences an episode of lightheadedness. What rhythm does the first portion of the ECG demonstrate?
    eMedicine Case Presentations, September 2008
  • CME/CE A 43-Year-Old Woman with Painful and Discolored Toes A 43-year-old woman presents to the rheumatology clinic with a 1-month history of painful, discolored toes. She notes that the toes have been sensitive to cold, particularly when she is exposed to winter weather. What is the most likely diagnosis?
    eMedicine Case Presentations, September 2008
  • CME Insidious Swelling in the Neck of a 45-Year-Old Man A 45-year-old man complains of gradual swelling in his neck over the past 6 months; he has a nontender, nonerythematous, fluctuant mass in the midline of the lower neck. He has not experienced any pain, fevers, difficulty swallowing, or alteration of his voice. What is the diagnosis?
    eMedicine Case Presentations, September 2008
  • CME/CE Food Impaction in a 33-Year-Old Man A 33-year-old man presents to the ED after eating lunch complaining of “food stuck in my esophagus.” For the last few months, the patient has been experiencing worsening dysphagia; he has had problems with swallowing solid food since childhood. What condition is revealed on the endoscopic images?
    eMedicine Case Presentations, August 2008
  • CME Breast Calcification on Screening Mammography A 42-year-old Nigerian woman living in the UK presents for a mammography. While her physical exam is generally normal, her lab exam reveals microcytic anemia, BUN of 56 mg/dL, and creatinine of 6.2 mg/dL. The mammogram is obtained. What is the underlying etiology?
    eMedicine Case Presentations, August 2008
  • CME A Change in Upper Extremity Examination A 45-year-old woman suffers several complications during treatment for right pleural effusion. A change in her right hand is noticed; it is blistered, extremely swollen, and tense. The radial and ulnar pulses are not palpable. What is the underlying etiology?
    eMedicine Case Presentations, August 2008
  • CME A 34-Year-Old Pregnant Woman with Acute Severe Abdominal Pain A 34-year-old woman presents to the ED with a 2-hour history of severe abdominal pain, 2 episodes of light-headedness, and loss of consciousness. She is about 6 weeks pregnant; the pain started suddenly the morning of presentation. What is the diagnosis?
    eMedicine Case Presentations, August 2008
  • CME/CE Hyperemesis and Epigastric Pain in a 27-Year-Old Man A 27-year-old man presents to the ED with a 2-day history of hyperemesis with hematemesis. The patient drank 21 cans of beer 3 days ago; his history reveals that he has vomited 30 times in the past 24 hours. What is the underlying etiology?
    eMedicine Case Presentations, August 2008
  • CME/CE An 8-Day-Old Boy With Tachypnea and Difficulty Feeding An 8-day-old boy is brought to the ED by his parents for a rapid breathing rate and decreased feeding. His vital signs are significant for a respiratory rate of 70 breaths/min and a heart rate of 296 bpm. What is shown on the EKG?
    eMedicine Case Presentations, July 2008
  • CME Left Lower Quadrant Abdominal Pain in a 60-Year-Old Man A 60-year-old man presents to the ED with a 1-day history of left-sided abdominal pain. The abdominal exam reveals tenderness and guarding; the digital rectal exam shows tenderness on the left side of the rectal vault. What is the diagnosis?
    eMedicine Case Presentations, July 2008
  • CME/CE A Cryptic Reason for Shortness of Breath in a Young Man A 24-year-old man with Down syndrome presents to the ED with a history of flank pain, hematuria, and shortness of breath. He has a history of bilateral cryptorchidism that was corrected. What is the diagnosis?
    eMedicine Case Presentations, July 2008
  • CME A 49-Year-Old Man With a Femur Fracture and Hyperdense Bones A 49-year-old man presents to the ED with pain after a fall onto the site of a previous complicated right femoral fracture. Severe limitation in knee flexion, muscle stiffness, and atrophy are noted. What is the underlying diagnosis?
    eMedicine Case Presentations, July 2008
  • CME A 48-Year-Old Man With Penile Trauma and Hematuria A 48-year-old man suffered a direct blow to his perineum and penis. No damage was initially noted; however, when urinating later, the patient experienced severe pain in his penis and noted a large amount of hematuria. What is the diagnosis?
    eMedicine Case Presentations, July 2008
  • CME Palpitations in a 19-Year-Old Male With a Rash A man presents to the ED in Connecticut after recurrent episodes of palpitations, fatigue, and syncope. Multiple, bilateral macular erythematous lesions with central pallor are noted on his thighs. What is the underlying etiology?
    eMedicine Case Presentations, June 2008
  • CME Syncope in an Otherwise Healthy Man A 30-year-old man presents to the ED after experiencing a syncopal event. He has had several such episodes in the past several years, but he has never sought medical evaluation for them. What is the patient's underlying disorder?
    eMedicine Case Presentations, June 2008
  • CME/CE Colicky Abdominal Pain and Bloody Diarrhea in a 57-Year-Old Woman A 57-year-old woman presents to the ED with a 3-day history of colicky lower abdominal pain and diarrhea. She has had intermittent episodes of bloody diarrhea over the past several months. The patient’s abdomen is mildly distended, and positive bowel sounds are observed. An abdominal contrast-enhanced computed tomography (CT) scan is performed because of a high suspicion of intra-abdominal pathology. What is the diagnosis?
    eMedicine Case Presentations, June 2008
  • CME A Diver Unconscious at the Surface After a Recreational Dive A 22-year-old recreational diver was performing an open-ocean dive and lost consciousness while ascending. Emergency measures were performed and the diver regained consciousness; within about 30 seconds, he began coughing pink, frothy sputum. The diver was taken to the ED. Auscultation of the left lower lung field revealed diminished breath sounds, and a CT scan of his chest was obtained. What was the cause of the loss of consciousness during the diver’s ascent?
    eMedicine Case Presentations, June 2008
  • CME/CE A Puzzling Facial Rash on a 17-Year-Old Boy A 17-year-old boy presents to the pediatric infectious disease clinic with a 10-day history of a facial rash. The rash began as several pimples over the forehead and cheek that spread to most of the right side of his face. The lesions are not itchy, but they are painful. No improvement was noted with 2 separate courses of antibiotic therapy. The patient is very active on his school wrestling team, and he was happily preparing for an upcoming competition. What is the most likely diagnosis?
    eMedicine Case Presentations, May 2008
 
 
 
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