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- Síntomas, diagnóstico y tratamiento - BMJ Best Practice
Un calambre muscular es una contracción o espasmo muscular repentino, involuntario y doloroso, asociado a un aumento en la frecuencia de los potenciales de acción motora [1] Bradley WG, Daroff RB, Fenichel GM, et al Neurology in clinical practice 5th ed Volumes 1 and 2 Philadelphia, PA: Butterworth-Heinemann-Elsevier; 2008 [2] Katzberg HD
- Síndrome del intestino irritable - BMJ Best Practice
El síndrome del intestino irritable (SII) es una afección crónica que se caracteriza por dolor abdominal asociado a disfunción intestinal Con frecuencia, el dolor se alivia al defecar y en ocasiones, está acompañado de distensión abdominal No hay ninguna anomalía estructural que explique el dolor El SII afecta aproximadamente al 15% de la población adulta Es probable que la
- Superior vena cava syndrome - BMJ Best Practice
Superior vena cava (SVC) syndrome is a clinical condition that occurs due to obstruction of the SVC The most common etiology is malignancy; however, there has been an increase in benign causes due to more frequent use of intravascular devices Although rarely fatal, it may sometimes present as
- Cluster headaches: what are they? - BMJ Best Practice
Cluster headaches are attacks of very severe pain on one side of the head They can happen up to several times a day over a period of several weeks
- Symptoms, diagnosis and treatment - BMJ Best Practice
Long QT syndrome (LQTS) is a congenital or acquired condition that is characterized by a prolonged QT interval on the surface ECG and is associated with a high risk of sudden cardiac death due to ventricular tachyarrhythmias In congenital LQTS, mutations within 17 identified genes result in a variety of channelopathies affecting myocardial repolarization, thus prolonging the QT interval
- Symptoms, diagnosis and treatment - BMJ Best Practice
Osteomyelitis should be suspected in those with a history of open fracture, recent orthopedic surgery, or a discharging sinus; in immunocompromised patients; or in ill children Suggestive clinical features include fever, bone pain, and reduced mobility; local erythema, tenderness, warmth, and swelli
- Symptoms, diagnosis and treatment - BMJ Best Practice
Temporomandibular disorders (TMDs) (previously temporomandibular joint syndrome) are a group of disorders associated with pain in the mouth and face that can progress to chronic pain TMDs typically present with four characteristic features: temporomandibular joint pain, noise in the joint, masti
- Symptoms, diagnosis and treatment - BMJ Best Practice
Absence seizures are characterized by abrupt cessation of activity and responsiveness with minimal, if any, associated movements A typical absence seizure comprises behavioral arrest or staring, lasting 5 to 10 seconds, interrupting otherwise normal activity It may be hyperventilation-induced
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