between 15 october and 23 december 1975, a total of 22 cases of infectious hepatitis were reported from an upper class private school in the suburbs of tehran. careful examination revealed that one of the early cases had transmitted the disease to other children in the school during the last days of the incubation period.

background fever of unknown origin (fuo) is defined as the presence of fever in a child for eight or more days that a careful history and physical examination and preliminary laboratory results failed to reveal the probable cause of the fever. the causes of fuo are different according to geographical regions and age. objectives the current study aimed to evaluate the common causes of childhood ...

increased susceptibility of birds to avian pathogens in intensive husbandry system has emphasized on necessity of improvement of innate and specific immune responses of birds by the fast establishment of a beneficial microflora and immune stimulator factors to guarantee healthy and low-price products. during this study, 192 one-day-old broiler chicks (ross-380) in four groups with three replica...

anemia of chronic diseases (acd) is a common problem in patients with infectious diseases and can influence the quality of life and patients' survival. despite the clinical importance of acd, data are still lacking regarding this problem in the infectious diseases. this study aimed to evaluate the prevalence, related factors, outcome and approaches to anemia in the infectious diseases ward...

no abstract

in this study, immunohistochemistry was used to clarify the early stages of viral kinetics and cycliccourse of ibdv, ir499, which has been described earlier as a very virulent strain (vvibdv). fifteen, 4-week-old spf chickens were inoculated with 10³ eid50 of vvibdv, ir499, via oculo/nasal route. five birdsserved as controls, and inoculated with phosphate buffered saline (pbs). the birds were t...

infectious keratoconjunctivitis (ikc) is a painful, highly contagious ocular disease in sheep and goats. this study was carried out for identification and characterization of causative agent of ocular disease in a sheep flock consisting of 300 ewes in mashhad, iran. several ocular swabs were taken from affected animals. the samples were pooled and processed in a laboratory for isolation of susp...

three subheadings including treatment, prevention and control and diagnosis methods got the most priorities, respectively. although about half of the priorities are related to two subheadings including treatment and diagnosis methods, research priorities of prevention and control methods (22% of all priorities) indicate the importance of prevention for clinicians who gave scores to the titles. ...

conclusions according to the results of the study, the most common causes of hospital admission were respiratory infections (e.g. pneumonia), nervous system infections, tuberculosis, septicemia, skin and soft tissue infections and utis. considering the diversity of infections, epidemiological evaluation of these diseases is essential, especially in regions with high prevalence of infectious dis...

background in vitro evidence shows that immune function is compromised in people with diabetes. therefore, infections are more common and infection-related mortality is higher in this group. accurate information about the prevalence of infectious diseases in diabetic patients can help in health care policy and support planning. we do not know the spectrum of clinical infectious diseases in our ...