eMedicine CME Case Presentations

• A 32-Year-Old Man With Hematemesis CME/CE A 32-year-old man presents to the ED with hematemesis. He has vomited bright red blood 3 times during the past 4 hours. Abdominal ultrasonography shows enlarged kidneys. What is the diagnosis?
  eMedicine Case Presentations CME, February 2010
• A 13-Year-Old Boy With a 3-Month History of Malaise CME/CE A 13-year-old boy presents to the ED with a history of epigastric pain, vomiting, malaise, polyuria, and weight loss. A lesion is found on his skin. A radiograph is obtained. What is the diagnosis?
  eMedicine Case Presentations CME, January 2010
• A 75-Year-Old Man With Worsening Dyspnea Following Pneumothorax Treatment CME A 75-year-old man presents to the ED with a dry cough and dyspnea. His symptoms have been steadily worsening; when treated, he is initially stable but his symptoms soon return. What is the diagnosis?
  eMedicine Case Presentations CME, January 2010
• A 77-Year-Old Man With Suddenly Worsened Abdominal Pain CME/CE A 77-year-old man presents to the ED with severe, generalized abdominal pain. He has a history of intermittent abdominal symptoms with vomiting not relieved by common antacids. What is the diagnosis?
  eMedicine Case Presentations CME, January 2010
• A 22-Year-Old Traveler With Altered Mental Status CME A 22-year-old man is taken to the ED from the airport in a semiconscious state after returning from vacation. He was normal when boarding the plane, but is now obtunded. What is the diagnosis?
  eMedicine Case Presentations CME, January 2010
• A Forgotten Etiology of Refractory Congestive Heart Failure CME/CE A 46-year-old woman is admitted with congestive heart failure with progressive weakness, shortness of breath, and leg swelling. It is her 3rd hospitalization in 7 months. What is the likely diagnosis?
  eMedicine Case Presentations CME, December 2009
• Hypoglycemia: A Diagnostic Challenge CME A 79-year-old man is presented to the ED following 2 syncopal episodes and hypoglycemia. A mass is found in the lower left chest. What is the diagnosis?
  eMedicine Case Presentations CME, December 2009
• Progressive Leg Weakness in a Patient With AIDS CME/CE A 50-year-old man with AIDS presents to the ED with right leg weakness and burning pain, cramps, and paresthesias in his left leg. MRI shows an abnormal signal in the spine. What is the diagnosis?
  eMedicine Case Presentations CME, December 2009
• A 14-Year-Old Girl With a Systolic Murmur and Ventricular Extrasystole CME/CE A 14-year-old girl presents to a cardiologist with a 1/6 systolic murmur. A 12-lead ECG reveals 1 ventricular extrasystolic beat. Echocardiography shows a hyperechogenic mass. What is the diagnosis?
  eMedicine Case Presentations CME, December 2009
• A 74-Year-Old Man With Acute Myelocytic Leukemia and Dyspnea CME/CE A 74-year-old man in the hospital for progressive bruising, fatigue, and weakness develops shortness of breath and a nonproductive cough. A necrotic bronchial lesion is found. What is the diagnosis?
  eMedicine Case Presentations CME, November 2009
• Chronic Pelvic Mass in a Young Patient With Ascites CME/CE A young woman presents with a 2-month history of abdominal pain, nausea, and increased abdominal girth. Ultrasonography shows a complex pelvic mass with solid and cystic components. What is the diagnosis?
  eMedicine Case Presentations CME, November 2009
• An 84-Year-Old Woman With a Blistering Rash CME/CE An 84-year-old woman presents with a blistering rash that began 1 week ago. It is painless but very itchy. Several tense bullae, papules, and vesicles are noted on her skin. What is the diagnosis?
  eMedicine Case Presentations CME, November 2009
• A 26-Year-Old Man With Altered Mental Status CME/CE Paramedics bring a 26-year-old man to the ED with acute-onset altered mental status. He has a history of back pain. An open, unlabeled pillbox was found. An ECG is ordered. What is the diagnosis?
  eMedicine Case Presentations CME, November 2009
• A 36-Year-Old Man With Intractable Vomiting CME/CE A 36-year-old man presents to the ED with a 1-month history of frequent emesis. He often vomits more than 10 times daily. It is accompanied by a constant, mild epigastric pain. What is the diagnosis?
  eMedicine Case Presentations CME, October 2009
• Seizures in a 42-Year-Old Man in Methadone Treatment CME/CE A 42-year-old comatose man is brought to the ED after 2 episodes of syncope with urinary incontinence and myoclonic jerks. Among other medications, the patient is on a methadone regimen. Diagnosis?
  eMedicine Case Presentations CME, October 2009
• Recurrent Abdominal Pain With Abdominal Distention CME/CE A 70-year-old woman presents with a history of bouts of abdominal pain that resolve spontaneously after minor treatment. She has developed increasing pain and distention. What is the diagnosis?
  eMedicine Case Presentations CME, October 2009
• An Unusual Cause of Lower Abdominal Pain in a 28-Year-Old Man CME/CE A 28-year-old man presents to the ED with intermittent lower abdominal pain, loose stools, myalgia, and fever. Magnetic resonance imaging (MRI) of the pelvis is obtained. What is the diagnosis?
  eMedicine Case Presentations CME, October 2009
• Upper Gastrointestinal Bleeding in a 47-Year-Old Man CME/CE A 47-year-old man with a history of chronic pancreatitis presents to the ED with lightheadedness, fatigue, abdominal discomfort, and profuse hematochezia (among other symptoms). What is the diagnosis?
  eMedicine Case Presentations CME, October 2009
• Unexplained Refractory Fevers in a 14-Year-Old Boy CME/CE A 14-year-old boy presents with a 2-week history of fevers, generalized fatigue, headaches, and neck stiffness. He recently developed dry, fissured lips and a rash on his hands. What is the diagnosis?
  eMedicine Case Presentations CME, October 2009
• Jaundice and Fever Following a Trip Abroad CME/CE A 30-year-old man presents with fever, jaundice, and abdominal pain following a trip abroad. He took antibiotics, with no effect. His blood is examined under magnification. What is the diagnosis?
  eMedicine Case Presentations CME, October 2009