background: hospitalization in the coronary care unit (ccu) is a concern for patients and their companions. different studies have presented conflicting results about the effect of visitors on physiological parameters of patients. the purpose of this study was to determine changes in physiological parameters (systolic and diastolic blood pressure and heart rate) due to presence of visitors at t...

aim and background: schizophrenia is a chronic psychiatric disorder. the positive and negative symptoms are not only important in the prognosis of the disease but also affect the quality of life among the patients. therefore, the present survey aimed to determine the relationship between positive and negative symptoms and quality of life among schizophrenic patients in sina hospital in juneqan....

background: the present study evaluated treatment outcomes and the treatment indexes among glanzmann’s patients in mofid children’s hospital, tehran, iran. patients and methods: a retrospective cross-sectional study was performed to evaluate the treatment protocols on 15 glanzmann’s patients with bleeding therapeutic records in mofid children’s hospital, tehran, iran, from 2006 to 2011. results...

The concept of average degree-eccentricity matrix ADE(G) of a connected graph $G$ is introduced. Some coefficients of the characteristic polynomial of ADE(G) are obtained, as well as a bound for the eigenvalues of ADE(G). We also introduce the average degree-eccentricity graph energy and establish bounds for it.

BACKGROUND Rhinoplasty is one of the most common surgeries of the plastic surgery and as well as ear, throat and nose. Intra-operative bleeding during surgery is one of the most important factors that may impair the surgeon’s job. Providing a clean blood-free surgical filed makes the operation faster, easier and with a better quality. One way to achieve this goal is to induce hypotension. This...

background the vacuum assisted closure (vac) therapy has revolutionized the modern wound care. we developed a new concept of ‘vac at home’ in order to decrease the hospital cost. methods the study was conducted in a private hospital from january 2009 to december 2010. only those patients were included among whom the wounds were not complicated by concomitant injury and the patients were otherwi...

Introduction: Coronary angiography and angioplasty procedures lead to significant radiation exposure of patients. In the current study, the average radiation dose to patients during angiography in the Angiography Department of Shahid-Madani Hospital was determined. Materials and Methods: An image intensifier based angiography unit (Philips BH 3000) was used for angiography procedures. The accur...

schizophrenia is one of the most severe psychiatric disorders and 25% of the patients need long term hospitalization. they have somatic illness that may be ignored and lead to death. considering the lack of information regarding the causes of death in schizophrenic patients, the aim of this study was to determine the main causes of death in the long term hospitalized schizophrenic patients in s...