A new study has revealed that the amount of iron in the blood affects the amount of the Scribble protein, which appears to control receptors that create new red blood cells.
Using a super computer, a team at Brown University has created a model of sickle cell anemia, devising a method that could help researchers assess and evaluate treatments to combat sickle cell disease.
Mycosis fungoides; circumscribed erythematous lesions in a toddler; large abdominal ecchymotic mass . . . some of the challenges for you in this quiz.
Intestinal helminthes represent one of the most prevalent types of human parasitic disease and remain a major health problem in developing countries.
<img height="68" width="100" data-cke-saved-src=" http://www.consultantlive.com/image/image_gallery?img_id=2055702&t=13336... alt=" src=" http://www.consultantlive.com/image/image_gallery?img_id=2055702&t=13336... alt=" "="" border="0" align="left" style="padding-right:5px;"> A 92-year-old woman presented with a 6-month history of progressively worsening fatigue, weight loss, generalized bone pain, and dyspnea on exertion. A skeletal survey found lytic lesions in the pelvis, sacrum, and calvarium (shown here).
Diagnostic colonoscopy revealed innumerable polyps carpeting the mucosa from the rectum to the cecum. Endoscopic findings and family history were most consistent with familial adenomatous polyposis.
A 48-year-old homeless man with no known medical history presented to the ED with lower abdominal pain, constipation, and intermittent hematochezia of 2 weeks’ duration. His abdomen was soft, non-tender, and slightly distended with normo-active bowel sounds. No masses were detected. But an abdominal x-ray film revealed the problem.
A 54-year-old woman was admitted to the hospital after experiencing 2 days of altered mental status and confusion. Her parents described a 2-week history of swelling in her legs and gait ataxia. There was no reported vomiting, dyspnea, or increasing pain.
A 38-year-old woman presented with bruising and pain of the lower extremities and dyspnea on exertion. She had had these symptoms for 3 weeks. She denied hematuria, melena, hematemesis, fever, or abdominal pain. Results of routine blood work showed a hemoglobin level of 6.4 g/dL (19 months earlier, this level was 15.8 g/dL).
A 61–year–old man presented to the emergency department with diffuse lower abdominal pain, nausea, and severe diarrhea (20 episodes within the past 12 hours). His symptoms began the night before and had gradually worsened. He denied fever. His medical history was significant for hypertension.