<ol> SECTION I: CARDIOVASCULAR DISEASE A 32-Year-Old Woman with Ischemia of the Left Foot and Right Fifth Finger 3 Jose Rafael Romero, John Kevin Hix, James C. Pile, and Teresa L. Carman An 86-Year-Old Woman with Chest Pain 10 Yasser M. Bhat, Allen Jeremias, Sabba Maqbool, and Amir K. Jaffer A 75-Year-Old Woman with Bilateral Lower-Extremity Edema 14 Anne Kanderian and Sasan Ghaffari A 47-Year-Old Man with a Painful, Blue Finger 18 Ahmed A. Absi and Susan M. Begelman A 46-Year-Old Man with Right Leg Pain 23 Sibyll Goetze, Johannes Brechtken, and Christopher T. Bajzer A 66-Year-Old Man with Chest Pain and Cocaine Abuse 29 Benjamin J. Freda, Amjad AlMahameed, Ritesh Gupta, and W. Frank Peacock IV A Young Man with Aortic Dissection 35 Rita Shi-Ming Lee and Mark E. Mayer A 55-Year-Old Man with Chest Pain Following Valve Repair Surgery 39 Khaldoun G. Tarakji and Curtis M. Rimmerman A 26-Year-Old Postpartum Woman with Dyspnea 45 Tyler Stevens and Mark A. Roth A 62-Year-Old Man with Polymorphic Ventricular Tachycardia 49 John P. Girod and Daniel J. Brotman A 35-Year-Old Woman with Heart Palpitations 53 Todd Schwedt and Bruce Wilkoff SECTION II: ENDOCRINOLOGY A 55-Year-Old Woman with Postoperative Hypotension 59 Anil Asgaonkar and Amir H. Hamrahian Muscle Spasms in a Young Man with Short Stature, Mild Mental Retardation, and Brachydactyly 64 Timir S. Baman, Mario Skugor, Alejandro Morales, and Daniel J. Brotman A 36-Year-Old Man with Polydipsia, Polyuria, and Nausea 69 Martin E. Lascano and Richard S. Lang Leg Pain and Anxiety in a 31-Year-Old Woman with Crohn Disease 73 Ashish Atreja and Cynthia C. Abacan A 41-Year-Old Woman with Thinning Hair 77 Mark Everett Rose, Joel Weisblat, and Christian Nasr A 38-Year-Old Woman with Severe Headache 80 Katherine Keith, Jesse T. Jacob, and Amir H. Hamrahian SECTION III: GASTROENTEROLOGY A 57-Year-Old Man with New-Onset Ascites 87 Rony M. Abou-Jawde, Gabriel Bou Merhi, Tarek Mekhail, and William D. Carey A 73-Year-Old Man with Fever and Jaundice 92 Mohammed S. Ghanamah and Aaron Brzezinski A 34-Year-Old Woman with Rash, Weight Loss, and Right-Upper-Quadrant Pain 95 Gabriel Bou Merhi, Rony M. Abou-Jawde, and Ronald Adams A 73-Year-Old Man with Recurrent Gastrointestinal Bleeding 99 Saleh A. Ismail and Darwin L. Conwell Diarrhea and Diffuse Colitis in a Renal Transplant Patient 104 Rony M. Abou-Jawde and Matthew G. Smith A 59-Year-Old Man with Chronic Diarrhea 109 Anthony K. Leung, Robin K. Avery, and Michael B. Lehman SECTION IV: HEMATOLOGY/MEDICAL ONCOLOGY Recurrent Spontaneous Hematomas in an Elderly Woman 117 Soufian AlMahameed, Sarkis B. Baghdasarian, and Elisa Tso A 34-Year-Old Woman with Gross Hematuria 121 Firas Z. Sioufi and David M. Casey A 78-Year-Old Man with Thrombocytopenia 124 Armando Philip S. Paez and James C. Pile
