Young Man With Chest Pain, Headache, and Muscle and Joint Pain
May 1st 2006Which test--antistreptolysin O titers, coronary angiography, enzyme-linked immunosorbent assay (ELISA), Western blot testing for Borrelia burgdorferi, or genetic testing for long QT syndrome--would help you diagnose a young man with worsening chest pain, frontal headache, and diffuse muscle and joint pain?
Esophageal Carcinoma With Tracheoesophageal Fistula
May 1st 2006An 84-year-old woman presented with a 10-month history of dysphagia to solids and a 4-month history of dysphagia and coughing to liquids. She was severely dehydrated and cachectic; over the past 10 months, she had lost 16.2 kg (36 lb). Rhonchi and gurgling sounds were audible on auscultation of the chest.
Osteoporosis:What to Tell Patients About Prevention and Treatment
April 15th 2006Osteoporosis is no longer consideredage- or sex-dependent, although prevalencevaries by sex and race. Postmenopausalwhite women suffer almost75% of all hip fractures and havethe highest age-adjusted rate of fracture.Thanks to progress in our understandingof causes and treatments, thisdisease is largely preventable, and significantimprovements in morbidityand mortality are possible. The beststrategy for prevention and treatmentuses a team approach that involves thepatient, physician, health educators, dietitians,and physical therapists.
Phosphatidylserine: A Builder of Strong Minds?
April 15th 2006Students have asked me about the supplement phosphatidylserine (PS), which is used by body builders and is also touted as a memory aid. I have searched the medical literature but have found PS discussed only in conjunction with cell apoptosis. Can you give me any information about this supplement?