The role of nutrition in the development of esophageal cancer: what do we know?

Diagnostic and therapeutic challenges for dermatologists: What shall we do when we don’t know what to do?

What shall we do when we have done everything we could for the diagnosis and treatment of a patient, but were not successful? What shall we do when there is no definite treatment for a patient? What shall we do when we have no diagnosis or treatment for a patient? Some useful suggestions are presented here to get rid of these situations.

Determinants of Subjective Well-Being; Do We Really Know What Makes People Happy? : A Study Among Rasht Dwellers as a Metropolis in North of Iran

Recently, along with traditional economic indicators, policymakers are increasingly dealing with subjective well-being (SWB) as an evaluation criterion of their performance and as an index for the population’s psychology health. This study tries to define different determinants of SWB with a focus on some specific aspects of the living area. Also, this article investigates outskirt-urban differ...

Total Knee Arthroplasty in Patients with Hemophilia: What Do We Know?

Total knee arthroplasty is considered as the treatment of choice for those with end stage hemophilic arthropathy.Compared to other patients undergoing TKA, these patients have specific features such as bleeding tendency, youngerage, pre-operative restricted range of motion (ROM), altered anatomy, and increased complications. This narrativereview of literature is going to inves...

Molecular approaches to diagnosis of invasive aspergillosis what we know and what we do not know.

Invasive aspergillosis (IA) are a major complication in immunocompromized patients where can be serious and rapidly fatal. Early diagnosis and early appropriate antifungal treatment is important in reducing mortality and morbidity. But despite many efforts to develop detection methods, the diagnosis of IA still remains challenging and current conventional methods are limited for adequate diagno...

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

Travel Diarrhea in Childhood “First Part; what do we know?”