The etiology of chronic urticaria and angioedema remains uncertain in most of the patients. There are several agents and factors including medications, foods and food additives, infections, contactants, inhalants, physical factors and autoimmunity that implicated in provoking urticaria symptoms. In addition, the possible role of house dust mites has been considered in a few reports. We investig...

OBJECTIVE To identify trends in the drug prescription used to treat chronic obstructive pulmonary disease (COPD) and asthma at the primary care level in Madrid between 1996 and 2002, and to assess the repercussion of new treatments. PATIENTS AND METHODS We analyzed information on primary care general practitioners' and pediatricians drug prescription from the R03 group (drugs for obstructive ...

PURPOSE To demonstrate the value of poison control data as an adjunct to national drug abuse surveys and a source of data to inform and focus prevention efforts. METHODS National Poison Data System (NPDS) data are collected and compiled in real time by the 60 US poison centers as callers seek guidance for poison exposures. Demographic, geographic, product, outcome, and treatment-site data for...

We conducted a case-control study of nasopharyngeal carcinoma among Malaysian Chinese to test inhalants, salted fish consumption, and use of tobacco, alcohol, and nasal ointments as risk factors for the disease. Interviews with 100 cases and 100 controls indicated that salted fish consumption during childhood was a significant risk factor (relative risk, 3.0; p = 0.04); childhood daily consumpt...

Background: Adolescence is the age of curiosity, experimentation and new roles. This children start to explore world test everything around them. Substance abuse an alarming problem among adolescents in India. The objective assess prevalence, pattern determinants substance Bagalkot. Methods: A cross sectional study with a sample 384 adolescents, selected by disproportional stratified random sam...