Case 40-2004 — A 42-Year-Old Woman with Long-Standing Hematuria

Case 39-2004 — A 52-Year-Old Woman with Recurrent Episodes of Atypical Pneumonia

Case 35-2004 — A 68-Year-Old Man with End-Stage Renal Disease and Thickening of the Skin

Case 34-2004 — A 45-Year-Old Man with Recurrent Pain in the Right Flank and Hematuria

Case 33-2004 — A 34-Year-Old Man with a Seizure and a Frontal-Lobe Brain Lesion

Case 32-2004 — A 68-Year-Old Man with a Large Retroperitoneal Mass

Case 31-2004 — A Four-Year-Old Boy with Hypoxemia

Case 30-2004 — A 37-Year-Old Woman with Paresthesias of the Arms and Legs

Case 28-2004 — Newborn Twins with Thrombocytopenia, Coagulation Defects, and Hepatosplenomegaly

Case 27-2004 — A 79-Year-Old Woman with Disturbances in Gait, Cognition, and Autonomic Function

Case 26-2004 — A 56-Year-Old Woman with Cough and a Lung Nodule

Case 25-2004 — A 49-Year-Old Woman with Severe Obesity, Diabetes, and Hypertension

Case 24-2004 — A 48-Year-Old Man with Recurrent Gastrointestinal Bleeding

Case 23-2004 — A 50-Year-Old Woman with Low Oxygen Saturation

Case 22-2004 — A 30-Year-Old Woman with a Pericardial Effusion

Case 21-2004 — A 63-Year-Old Man with Metastatic Prostate Carcinoma Refractory to Hormone Therapy

Case 20-2004 — A 46-Year-Old Woman with Pelvic-Floor Relaxation after a Second Vaginal Delivery

Case 19-2004 — A 12-Year-Old Boy with Fatigue and Eosinophilia

Case 18-2004 — A 61-Year-Old Man with Rectal Bleeding and a 2-cm Mass in the Rectum

Case 17-2004 — A 42-Year-Old Woman with Cardiac Arrest Several Weeks after an Ankle Fracture