The BMJ: Leading Medical Research, News, Education, Opinion
WEBThe pandemic’s origins, the lab leak theory, and the blame game have been in the headlines again. Despite another war of words, we aren’t any closer to a definitive answer as to where the novel coronavirus came from. Mun-Keat Looi asks why. News. ∙ Fauci is defiant as congressional hearing into covid origins fails to produce smoking gun.
Which pain medications are effective for sciatica (radicular ... - The …
WEBOct 12, 2017 · What you need to know. The most effective pain medication to treat patients with sciatica or radicular leg pain is unclear. In approximately one third of patients, symptoms improve within two weeks; in three quarters of patients, symptoms improve within 12 weeks, but about a third of patients have persistent and disabling symptoms after one ...
Interpreting raised serum ferritin levels | The BMJ
WEBAug 3, 2015 · Ferritin is an intracellular iron storage protein and a marker of iron stores. Normal serum ferritin levels vary between laboratories but generally concentrations >300 µg/L in men and postmenopausal women and >200 µg/L in premenopausal women are regarded as elevated. 1 Low ferritin values provide …
Recognising and explaining functional neurological disorder
WEBOct 21, 2020 · Functional disorders are conditions whose origin arises primarily from a disorder of nervous system functioning rather than clearly identifiable pathophysiological disease—such as irritable bowel syndrome, fibromyalgia, and functional neurological disorder (FND)—they are the second commonest reason for new neurology consultations. 1 FND is common in emergency settings, 2 stroke, 3 and ...
Paroxysmal atrial fibrillation | The BMJ
WEBDec 30, 2021 · Atrial fibrillation is the most commonly encountered cardiac arrhythmia in clinical practice (box 1). 7 Paroxysmal atrial fibrillation (PAF) is intermittent episodes of atrial fibrillation that terminate within seven days either spontaneously or with intervention. 8 This excludes atrial fibrillation that is triggered by transient causes such as ...
Management of acute upper gastrointestinal bleeding | The BMJ
WEBMar 25, 2019 · Upper gastrointestinal bleeding (UGIB) is a common medical emergency, with a reported mortality of 2-10%. Patients identified as being at very low risk of either needing an intervention or death can be managed as outpatients. For all other patients, intravenous fluids as needed for resuscitation and red cell transfusion at a hemoglobin threshold of 70-80 g/L are recommended.
Chapter 1. What is epidemiology? - The BMJ
WEBEpidemiological information is used to plan and evaluate strategies to prevent illness and as a guide to the management of patients in whom disease has already developed. Like the clinical findings and pathology, the epidemiology of a disease is an integral part of its basic description. The subject has its special techniques of data collection ...
The ABCDE approach explained | The BMJ
WEBOct 24, 2016 · The ABCDE approach may help you deal with acutely ill patients systematically The resuscitation room (“resus”) in the emergency department is where patients with ...
Writing a case report in 10 steps - The BMJ
WEBMay 27, 2015 · Writing up. Write up the case emphasising the interesting points of the presentation, investigations leading to diagnosis, and management of the disease/pathology. Get input on the case from all members of the team, highlighting their involvement. Also include the prognosis of the patient, if known, as the reader will want to know the outcome.
Virology, transmission, and pathogenesis of SARS-CoV-2 - The BMJ
WEBOct 23, 2020 · SARS-CoV-2 is an enveloped β-coronavirus, with a genetic sequence very similar to SARS-CoV-1 (80%) and bat coronavirus RaTG13 (96.2%). 2 The viral envelope is coated by spike (S) glycoprotein, envelope (E), and membrane (M) proteins (fig 1). Host cell binding and entry are mediated by the S protein. The first step in infection is virus binding ...
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