Performance of electrophysiologic study in an asymptomatic patient with type 2 intermittent Brugada syndrome: To do or not to do?

Performance of electrophysiologic study in an asymptomatic patient with type 2 intermittent Brugada syndrome: To do or not to do

Background Brugada syndrome (BrS) is an inherited channelopathy, which is associated with sudden cardiac death due to rapid polymorphic VT or VF. There is no definite consensus regarding the management of asymptomatic patients. Some experts advocate close follow-up; others propose the programmed stimulation for risk stratification. We aimed to evaluate the benefit of complete atrial and ventric...

cancer biopsy in ancient persian medicine: do or not to do!

no abstract.

To do or not to do?

Contrasting an imaginary German laboratory worker who in 1939 sabotaged experiments involving the mentally retarded, and an imaginary American animal liberationist who recently vandalized a primate research facility, Singer discusses civil disobedience by animal rightists. He raises and answers criticisms as to why the German worker and the animal liberationist both were justified in their act...

Do We Know What We Do not Know? A Response to Celine Bonnet

EEG in psychiatric practice : to do or not to do ?

The first electro encephalo graphy (EEG) on a human was reported by Hans Berger in 1920. The fundamental principle of EEG is to record the electrical activity produced by the brain, using electrodes. In considering the role of EEG in psychiatry almost 25 years later, Dennis Williams (1954) observed that studies of EEG recordings had offered the clinical psychiatrist little of positive value. He...

Vaccination of Hepatitis A; To Do or Not to Do?

This letter was written because of the high incidence of acute hepatitis A in our hospital in this period of time. In December 2016 and January 2017, eight patients with acute hepatitis A were admitted to Gastroenterology Ward of Imam Hospital. Some of them had acute liver failure and fulminant hepatitis. Fulminant hepatic failure is a rare complication of hepatitis A and it occurs in about 1% ...